BIS Schools vs Kilittasi Schools

	B BIS Schools Istanbul, Turkey	K Kilittasi Schools Istanbul, Turkey
Snapshot	Snapshot
Fees / year	Fees / year TRY 926,500	Fees / year TRY 420,000 - 1,105,000
Age range	Age range 3 - 18 years	Age range 2 - 18 years
Type	Type Co-educational	Type Co-educational, Online/Hybrid
Curriculum	Curriculum British Curriculum, IB (DP), Advanced Placement (AP), Thai Curriculum, Bespoke Curriculum, CBSE Curriculum	Curriculum Bespoke Curriculum, Canadian Curriculum, Cambridge (Primary)
Pupils	Pupils 750	Pupils 250
Typical class size	Typical class size 12	Typical class size 18
Instruction language	Instruction language Turkish, English	Instruction language English, Turkish
Opened	Opened —	Opened 2013
Bus service	Bus service No	Bus service No
Essentials	Essentials
Location	Location The BIS Schools operate in Istanbul, Türkiye, with campuses in Zekeriyaköy (Primary Campus at Uskumruköy, 8. Cadde No: 7, Sarıyer), Zekeriyaköy High School (Uskumruköy, Kilyos Cd. No: 238/1, Sarıyer), Bahçeşehir Campus (Pazartürk Cd. No: 12, Başakşehir), and Çamlıca Campus (Turistik Çamlıca Cd. No: 54, Üsküdar). The Zekeriyaköy Forest Campus is another BIS campus in the same area.	Location Çekmeköy – Campus, Istanbul, Turkey. Located in the Çekmeköy district; address: Süleymaniye Caddesi, No:20/B, 34782 Çekmeköy, Istanbul.
Stages	Stages Early Years / Pre-School; Primary School; Middle School; High School	Stages Kindergarten; Primary School; Middle School; Anatolian High School
School type	School type Private BIS Primary, Middle and Anatolian High School	School type K-12 school offering the Turkish Ministry of National Education (MEB) program with the Ontario Secondary School Diploma (OSSD) dual diploma; Kilittaşı Anatolian High School; Toronto Keystone High School; Canada Online High School
Pupil nationality mix	Pupil nationality mix Turkish and international students; approximately 30% international enrolment.	Pupil nationality mix 33+ countries represented
Additional learning support	Additional learning support The Learning Support Department provides support for students with Special Needs, coordinates with the ESL department, and collaborates with Educational Psychologists, Speech Therapists and other professionals; includes individual and group intervention and regular parent communication.	Additional learning support —
Country affiliation	Country affiliation Turkey	Country affiliation Canada & Türkiye dual diploma program (OSSD)
Religious affiliation	Religious affiliation —	Religious affiliation —
School day structure	School day structure The main BIS school day runs from 9:00 am to 3:00 pm. Pre-School offers shorter hours: half-day 8:30 am–12:00 pm; half-day with lunch 8:30 am–1:00 pm; full day 8:30 am–3:30 pm.	School day structure —
Bus service details	Bus service details BIS offers a safe and reliable bus service through AZ-AL for Zekeriyaköy Campus; buses are GPS-tracked and attended by hostesses; contact 0549 684 23 76 for registration.	Bus service details Long-standing partnership with a trusted bus company; drivers trained to follow traffic regulations; buses have safety features
Fees	Fees
Fee details	Fee details School fees (2025–2026 academic year) Annual tuition / new-student fee (per year, Turkish Lira) - Early years 36–42 months: TRY 926,500.00. - Early years 43–53 months: TRY 926,500.00. - Early years 54–60 months: TRY 1,027,990.00. - Primary: TRY 1,290,980.00. - Middle School: TRY 1,330,590.00. - High School: TRY 1,753,380.00. Payment options and pricing choices - Advance (single) payment: a 5% discount applies to the annual tuition; discounted totals are: 36–42 months TRY 880,175.00; 43–53 months TRY 880,175.00; 54–60 months TRY 976,590.50; Primary TRY 1,226,431.00; Middle School TRY 1,264,060.50; High School TRY 1,665,711.00. - Installment payment: full annual tuition may be paid in four equal installments (see installment schedule below). - Parents choose either the advance (discounted) payment or the installment plan. Installment schedule and amounts (four installments per academic year) - Installment due dates: 1st due 30 December 2025; 2nd due 30 January 2026; 3rd due 27 February 2026; 4th due 31 March 2026. - Per-installment amounts (each of four equal payments): - 36–42 months: TRY 231,625.00 per installment. - 43–53 months: TRY 231,625.00 per installment. - 54–60 months: TRY 256,997.50 per installment. - Primary: TRY 322,745.00 per installment. - Middle School: TRY 332,647.50 per installment. - High School: TRY 438,345.00 per installment. What the school fees cover / what is excluded - Included in the school fees: meals, after-school clubs (15:30–16:30), and city excursions. - Not included in the tuition: books, stationery, and school uniform costs. - Stationery and book lists are published to parents; purchase must follow the school's prescribed list and approved suppliers. Value added tax and price adjustments - A VAT rate of 10% applies to the fees in accordance with legislation; any statutory change in the VAT rate will be reflected in the fees from the law's effective date. Discounts and concessions - Children of teachers and academics receive a 10% tuition discount. - For families with two or three siblings enrolled, a 10% discount is applied to younger siblings from the second year of their enrolment. - The total combined discount is capped at 25%. Refunds and cancellation policy - If registration is cancelled prior to the start of the academic year, the school will refund the paid tuition after deducting one-tenth (1/10) of the school tuition fee in line with the applicable regulation; the remainder is returned to the payer. Boarding / residential provision - No boarding or residential accommodation is listed as part of BIS Schools' campus services; transport for day students is provided through a contracted bus operator (AZ-AL). Other costs and optional services - Transport: a contracted school-bus service is available through AZ-AL; bus registration and fees are arranged separately with the transport provider. - Uniforms, books, stationery and other personal learning materials are charged separately. Billing schedule and payment terms (summary) - Two billing options: single advance payment (5% discount) or four equal instalments on the dates listed above. - Admissions/registration requires completion of registration forms and receipt of the school's Financial Policy and invoice information at the point of enrolment. Fee payment channels and instructions - The school's Financial Policy and invoice information (provided to parents during registration) set out accepted payment methods and account/invoice details and must be completed as part of the registration process. - Parents choosing the advance-payment option receive the discounted total; parents choosing instalments must pay each instalment by its due date as shown in the billing schedule.	Fee details KİLİTTAŞI SCHOOLS — FEES (2026/27 ACADEMIC YEAR) Application / Registration fee - No separate numeric application fee is published in the school's 2026/27 fee materials; admissions are handled through the school's registration process and the school provides direct contact details for booking and registration. Tuition fees (annual and per term by year group) — amounts shown in Turkish lira (TL) - Playgroup (Half Day, 2 years old) - Annual tuition: TL 420,000. - Per term (2 terms per academic year): TL 210,000. - Kindergarten - 3–4 years old — Annual tuition: TL 638,650. Per term: TL 319,325. - 5 years old — Annual tuition: TL 911,400. Per term: TL 455,700. - Primary School - Grade 1 — Annual tuition: TL 1,105,000. Per term: TL 552,500. - Grade 2 — Annual tuition: TL 1,105,000. Per term: TL 552,500. - Grade 3 — Annual tuition: TL 944,550. Per term: TL 472,275. - Grade 4 — Annual tuition: TL 664,100. Per term: TL 332,050. - Middle School - Grade 5 (French / English Prep) — Annual tuition: TL 1,105,000. Per term: TL 552,500. - Grade 6 — Annual tuition: TL 1,105,000. Per term: TL 552,500. - Grade 7 — Annual tuition: TL 944,550. Per term: TL 472,275. - Grade 8 — Annual tuition: TL 664,100. Per term: TL 332,050. - Anatolian High School (Grades 9–12) - Annual tuition (Grades 9–12): TL 950,000. Per term: TL 475,000. (Per-term figures above are shown on a two-term basis in line with the school academic calendar that is organised into two semesters.) What is included / excluded in the tuition figures - The published tuition figures cover tuition only. Meal fees and 10% VAT are added separately. Books, stationery (stationery is included for kindergarten only), uniforms and school transportation fees are not included in the published tuition amounts. Meal fees - Playgroup (Half Day, two meals): TL 210,000 + VAT. - Kindergarten (three meals): TL 225,000 + VAT. - Primary, Middle, High School (two meals): TL 210,000 + VAT. - Breakfast and lunch service is optional for high school students. Billing schedule and payment terms - Annual tuition amounts for the next academic year are determined and published in early February; families are asked to complete registration at latest up to two weeks before the start of the school year. The school's published communications state that discounts are offered for early registration and for full payments made by specified dates. - The fee figures above are presented as annual totals; the school uses a two-semester academic structure when planning the year (per-term splits above are shown on a two-term basis). Specific installment options, exact payment deadlines and accepted payment instruments (for example bank transfer or credit card) are not listed in the published fee schedule; the school provides direct admissions/finance contacts for payment arrangements. Boarding / accommodation fees - Kilittaşı Schools publishes tuition and meal fees for day students and does not publish any boarding or residential fees; no boarding provision or boarding fee is shown in the school's 2026/27 fee materials. The school operates as a day campus. Other costs and recurring charges - Books and stationery: Not included in the tuition amounts except that stationery is included for kindergarten. - Uniforms: Not included. - School transport (bus): Not included; transport fees are additional. - Additional school trips, optional programs, external exam fees, and optional services are charged separately as applicable. Discounts and bursaries are applied only against the published tuition component and do not cover meal, transport or uniform charges. Discounts, bursaries and who they apply to - The school publishes several discount/bursary categories (education-achievement bursaries, athlete/sports discounts, state bursary quotas, institutional/corporate discounts and alumni discounts). Bursaries and discounts are calculated against the announced tuition fee for the period and have continuity conditions stated in the school bursary policy. Bursaries and discounts do not apply to meals, transport or uniform charges. Refund / withdrawal information - To withdraw a student a parent must send a formal written notice; the school's withdrawal procedure requires a signed withdrawal letter and then the Finance Department will complete refund processes as applicable. The school's registration and withdrawal procedures set out that finance and other departments will follow the withdrawal workflow and process refunds. Specific refund schedules or percentage refunds by withdrawal date are not detailed in the published registration policy and are handled through the Finance Department at the time of withdrawal. Fee payment options (published guidance) - The published materials confirm early-payment and full-payment discount options but do not list a complete menu of accepted payment instruments (credit card, bank transfer, etc.) in the public fee sheet. The school provides admissions and finance contact details for arranging payment method and schedule. Contact details published with the fee materials: info@keystoneschools.com.tr, +90 216 370 4951–52 and +90 506 399 6957. Summary of key fee items (quick list) - Tuition: Playgroup TL 420,000; Kindergarten TL 638,650 / TL 911,400 (by age); Primary & Middle grades range TL 664,100–TL 1,105,000; High School Grades 9–12 TL 950,000 (annual amounts). - Meal fees: TL 210,000 (playgroup & primary/middle/high) or TL 225,000 (kindergarten) plus VAT. - VAT: 10% VAT is added to meal fees and invoices where applicable. - Discounts/bursaries: Available in multiple categories and apply to tuition only. - Refunds: Withdrawals require formal written notice and refunds are processed by the Finance Department; specific refund terms are dealt with at the time of withdrawal. (End of fees overview.)
Diving deeper	Diving deeper
Boarding arrangements	Boarding arrangements —	Boarding arrangements —
Uniform requirement	Uniform requirement The school has a uniform. Edessa Textile is the official uniform provider, with a dedicated Maslak shop and an online option to purchase uniforms. Uniforms are required across Pre‑School, Primary and Secondary levels and include items such as white polo T‑shirts (short and long sleeve), white T‑shirts with navy, fleece, Bermuda shorts, pants, a dress or skort, a hoodie, and a PE tracksuit.	Uniform requirement Uniforms are required from Monday to Thursday; the designated uniform includes a Keystone t-shirt, hoodie, shorts and sweatpants. On Fridays casual wear is allowed if guidelines are followed. PE attire is Keystone-branded; a change of clothes is required on PE days; uniforms are worn on school trips.
Food options	Food options The school offers a Lunch Menu and a Snack Menu. The menus include dietary labels (V for Vegetarian, Vv for Vegan, G for Gluten‑free, L for Lactose‑free) and calories values are listed for portions.	Food options Healthy homemade meals are served with unlimited portions; snacks are free from added sugar; meals are prepared with ingredients from local suppliers including İpek Hanım'ın Çiftliği, Green Apple Organik, Sütaş, and other local providers; seasonal produce is used.
House system	House system —	House system Kilittaşı & Keystone Houses System with Orcas, Lynxes, Caribous, and Hawks; houses include students from different grades and compete in academic, athletic, and creative events to build community and leadership.
Governance and ownership	Governance and ownership The BIS Schools operate under two divisions: International Division and Turkish Division. The International Division comprises The British International School Istanbul (Zekeriyaköy Forest Campus) and The British International STEAM School (Etiler Campus). The Turkish Division includes Zekeriyaköy, Çamlıca and Bahçeşehir campuses, with Alkent Preschool Campus opening soon. Shared values include a safe and secure environment, high academic standards, transparent governance and student‑centred education.	Governance and ownership Kilittaşı Schools were founded in 2013 by Keystone International Schools; Kilittaşı is part of the Keystone International Schools network. Governance includes an International Advisory Board comprising international educators; Kilittaşı is WASC-accredited since 2018 and a Round Square member.
Academics	Academics
Curriculum details	Curriculum details The BIS curriculum blends British educational traditions with an international framework. Primary education draws on established British practices and is delivered with a personalised approach that supports academic foundations and social-emotional growth. Middle School provides a comprehensive and balanced national curriculum, enriched with Information Technology, Music, Visual Arts and Physical Education, with English education as a central pillar and a second foreign language option. High School offers university preparation pathways and tailored academic support to strengthen readiness for higher education. BIS is a Candidate School for the International Baccalaureate Diploma Programme and focuses on implementing the IB Diploma Programme in line with IB standards to prepare students for university study in a global context.	Curriculum details Kilittaşı Schools offer a K–12 dual curriculum that combines the Turkish Ministry of National Education (MEB) program with the Ontario Secondary School Diploma (OSSD). Upon graduation, students receive both the MEB High School Diploma and the OSSD, expanding university options beyond Turkey to Canada, the United States, Europe, and worldwide. The Early Years Program uses English as the language of instruction; English continues in the early grades, French is introduced as a second language, and by Grade 5 students study an intensive French program, with bilingual Turkish–English education continuing and French developing as a third language. Kilittaşı is a DELF–DALF examination center; French language study is supported with international exam opportunities. The curriculum emphasizes critical thinking, research, and problem-solving and is aligned with trilingual education and global standards, preparing students academically and linguistically for university-level expectations through Canadian diploma pathways.
Student teacher ratio	Student teacher ratio —	Student teacher ratio —
Exam results	Exam results —	Exam results —
Higher education progression	Higher education progression Structured university preparation pathways with tailored academic support delivered by experienced subject specialists for admission to leading Turkish public universities.	Higher education progression Graduates are prepared for higher education in Turkey and abroad, with the Ontario Secondary School Diploma (OSSD) enabling admission to universities worldwide. The school provides University Guidance Counseling and tracks university acceptances and program choices.
Gifted and talented	Gifted and talented Differentiated learning model tailored to individual needs; ongoing academic and social progress monitoring.	Gifted and talented —
Academic calendar	Academic calendar —	Academic calendar —
Wellbeing & support	Wellbeing & support
Social & emotional learning	Social & emotional learning The school cares about students' wellbeing, social and emotional development. In the primary and middle sections, orientation days are planned at the start of each year with students, teachers and parents. The counselling department plans preventive guidance based on ongoing observations in cooperation with parents, students and teachers. Developmental guidance helps students build self-confidence, positive self-perception, and effective communication and problem-solving skills through an inclusive approach. Parents receive monthly guidance seminars and a guidance bulletin is shared with families; the counselling team regularly reviews each student's academic, social and psychological development with teachers.	Social & emotional learning Counseling views social-emotional development as a central element of guidance and aims to create a safe, supportive environment where students can know themselves, express emotions, and navigate social situations. The program supports students from kindergarten through high school with individual and group sessions, classroom guidance, and collaboration with families and teachers. Focus areas include emotional recognition, empathy, conflict resolution, time management, coping with peer pressure, and academic motivation, with high school guidance also covering career awareness and university preparation.
Special educational needs (SEN)	Special educational needs (SEN) The Learning Support Department provides support for students experiencing Special Needs in line with the school's philosophy and goals, including intervention and progress reviews for students referred for Learning Support. The Learning Support staff collaborate with mainstream teachers, parents, administrators, as well as with the ESL department, external Educational Psychologists, Speech Therapists and other professionals. The department offers Psychological Counseling Studies, Student Orientation Studies, In-Class Student Activities, Individual Student Meetings and Group Works, and maintains ongoing communication with parents through regular meetings and monthly seminars. The ESL department is part of the collaborative approach to support language needs. The program emphasizes monitoring and evaluating progress for students requiring learning support.	Special educational needs (SEN) —
English as an additional language	English as an additional language The school has an ESL Department that collaborates with the Learning Support Team to support students with language needs. The Learning Support Department works with ESL staff to provide language-focused interventions and track progress. The campus promotes bilingual education, focusing on English and Turkish to develop linguistic proficiency. English language support is integrated with mainstream learning through ESL collaboration. The bilingual environment supports cross-cultural communication and cognitive flexibility.	English as an additional language The language of instruction in the early grades is English, with French introduced as a second language. In Grade 5, students experience an intensive year of French. Thereafter, bilingual Turkish–English education continues, while French develops as a strong third language.
Mental wellbeing	Mental wellbeing The school cares about students' wellbeing and social-emotional development. The counselling department supports wellbeing and development, with orientation activities and ongoing meetings to monitor progress. Developmental guidance helps students build self-confidence, positive self-perception and effective communication and problem-solving skills, with an inclusive approach to meeting developmental needs. Parents receive monthly guidance seminars and a counselling newsletter to stay informed about social, emotional and personal development. The school emphasizes regular collaboration between counselling staff and classroom teachers to support students throughout the year.	Mental wellbeing Mental wellbeing is supported through Counseling, which aims to develop students' academic, social, and emotional skills and provides a safe environment for self-expression, problem solving, and coping with challenges. The program covers social-emotional development, empathy, conflict resolution, stress management, and guidance for families and teachers, with age-appropriate activities from Kindergarten through high school. The School Nurse and Health Services educate students on hygiene, nutrition, and wellness, and monitor overall student health and safety.
Safeguarding	Safeguarding A campus nurse is available to address health queries, and medical history and allergies are collected in the first week of each academic year. The campus is guarded 24 hours a day and monitored by security cameras; parents receive an ID card to access the campus. If the person collecting a child is not known, the school will contact the parent and request verification. Changes to routine for picking up a child require notification, and the school will call if there are any discrepancies with the usual procedure. Parents are reminded to keep mobile numbers up to date with the school secretaries.	Safeguarding A Child Protection Policy establishes a safe and nurturing environment. There are security personnel on campus and 24/7 camera monitoring (53 cameras). Civil defense and sabotage plans approved by the Turkish Ministry of National Education, the Canadian Ministry of Education, and WASC are reviewed annually. Students are insured against accidents, and staff, volunteers, and students receive ongoing training to report concerns and maintain safety.
Safeguarding policy	Safeguarding policy —	Safeguarding policy —
Facilities	Facilities
Facilities overview	Facilities overview BIS Schools operate three campuses in Istanbul: Zekeriyaköy, Bahçeşehir, and Çamlıca Hill. The Zekeriyaköy campus offers a truly international environment enriched by sport and nature, with gardens and open-air play areas for outdoor learning. The campus provides libraries, computer rooms and science laboratories to support practical learning. The Bahçeşehir campus features a bilingual English–Turkish program and is equipped with advanced science laboratories, computer suites, a gym, and a swimming pool. Çamlıca Hill Campus delivers a bilingual program and includes science laboratories, computer suites, a gym and a swimming pool, with proximity to natural areas. Across the campuses, a multicultural environment fosters intercultural understanding among Turkish and international students.	Facilities overview —
Sports facilities	Sports facilities Zekeriyaköy campus has well-equipped sports facilities, libraries, computer rooms and science laboratories, complemented by gardens and open-air play areas for outdoor activity. The Bahçeşehir Campus is equipped with a gym and a swimming pool to support physical education and wellness. The Çamlıca Hill Campus also features a gym and a swimming pool, with facilities that support practical learning and physical fitness. Across the campuses, outdoor spaces and a range of facilities support a holistic approach to student development.	Sports facilities —
Academic facilities	Academic facilities Zekeriyaköy campus includes libraries, computer rooms and science laboratories to support practical, inquiry-based learning. Bahçeşehir Campus is equipped with advanced science laboratories and computer suites, reinforcing bilingual English–Turkish education. Çamlıca Hill Campus features science laboratories and computer suites, and emphasizes bilingual education to foster cognitive flexibility. Bahçeşehir and Çamlıca Hill campuses also include a gym and a swimming pool to support physical development. The facilities described reflect BIS's bilingual, internationally oriented curriculum across campuses.	Academic facilities The school confers the Turkish Ministry of National Education (MEB) High School Diploma and the Ontario Secondary School Diploma (OSSD) as a dual diploma, expanding university opportunities beyond Turkey. The Early Years Program (24–72 months) emphasizes natural English acquisition; instruction in the early grades is English, with French introduced as a second language, and Grade 5 features an intensive French program, after which bilingual Turkish–English education continues and French develops as a third language. Kilittaşı is accredited by the Western Association of Schools and Colleges (WASC) and is a member of Round Square. Kilittaşı was founded in 2013 by Keystone International Schools.
Extra curricular facilities	Extra curricular facilities Student Clubs are listed on the BIS site as part of student life. Summer Camp is offered, with details accessible via the BIS Summer Camp site. Gardens and open-air play areas on the Zekeriyaköy Campus support outdoor activities and learning. The campuses foster a multicultural environment that promotes social skills and cross-cultural engagement.	Extra curricular facilities Trips are integrated with the curriculum and designed by grade level to reinforce in-class learning. Extracurricular activities enrich the educational experience and allow students to explore passions. Debate activities develop skills in evidence collection, argument support, and public speaking. Junior MUN nurtures leadership, confidence, diplomacy, and critical thinking. Robotics provides hands-on engineering and problem-solving experiences; Round Square initiatives develop international perspectives and community service; Chess, mind games, art and music programs support creativity and talent.
Parent experience	Parent experience
History	History BIS Schools is a well-established school group operating in Türkiye with over 39 years of international educational experience. The International Division delivers globally focused programmes built upon the foundations of the British education system and includes The British International School Istanbul at the Zekeriyaköy Forest Campus and The British International STEAM School at the Etiler STEAM Campus. The Turkish Division operates under the BIS Schools umbrella, delivering the Turkish National Curriculum with international educational standards at Zekeriyaköy, Çamlıca and Bahçeşehir campuses (Alkent Preschool Campus opening soon). Shared values under one educational framework include a safe and secure environment, high academic standards, transparent governance and student-centred education.	History Kilittaşı Schools were founded in 2013 by Keystone International Schools. Kilittaşı offers a distinctive K–12 dual curriculum that combines the Turkish Ministry of National Education (MEB) program with the Ontario Secondary School Diploma (OSSD) from Ontario, Canada. The school serves Kindergarten through Anatolian High School from a Çekmeköy, Istanbul campus. Upon graduation, students receive both the Turkish MEB High School Diploma and the Ontario Secondary School Diploma (OSSD), broadening their university options to Canada, the United States, Europe, and beyond. Kilittaşı is accredited by the Western Association of Schools and Colleges (WASC) and is a member of the Round Square global school network.
Community	Community The BIS Schools have an active school community centered on the Parent-Teacher Association. 2024–2025 PTA Board Members include Chairman of OAB Board of Directors: İlkim Toprak Koylan; OAB Board of Directors Vice President: Begüm Terzioğlu; OAB Board Members: Yeşim Atay Kaya, Ece Erdoğan, Botogaz Sarbassova; OAB Board of Directors Substitute Members: Seçil Giva, Sinem Demir Dernek, Nihal Ündeş, Zeynep Özgüven; OAB Board of Audit Members: Şükran Koç, Derya Yiğit, Meltem Vurkun, Derya Koral, Elif Yılmaz Durak, İlknur Avunduk. 2024–2025 Academic Year Activities include: Student-Teacher Parent Orientation; Sports Day Events; Second Hand Uniform Sale; Teachers' Day Celebration; Professions Talk; Winter Bazaar; Global Community Day Event; Social Responsibility Projects (TİDER); April 23 Children's Day Festival; Cake & Bake Sale; Parent-Student External Trip Planning; Year 4 Graduation Ceremony; Year 8 Graduation Ceremony.	Community The Early Years and primary programs use English as the language of instruction, with French introduced as a second language, followed by an intensive French program in Grade 5 and continued bilingual Turkish–English education with French as a third language. Language learning extends beyond the classroom through real-life experiences and trips, including France. Kilittaşı fosters an international learning ecosystem with programs designed for global citizenship. The school offers international programs such as Round Square, Model United Nations (MUN), JMUN, and Destination Imagination to develop leadership, teamwork, and problem-solving skills.
Parent teacher association	Parent teacher association The Parent-Teacher Association (OAB) is active across BIS Schools. 2024–2025 PTA Board Members include Chairman of OAB Board of Directors: İlkim Toprak Koylan; OAB Board of Directors Vice President: Begüm Terzioğlu; OAB Board Members: Yeşim Atay Kaya, Ece Erdoğan, Botogaz Sarbassova; OAB Board of Directors Substitute Members: Seçil Giva, Sinem Demir Dernek, Nihal Ündeş, Zeynep Özgüven; OAB Board of Audit Members: Şükran Koç, Derya Yiğit, Meltem Vurkun, Derya Koral, Elif Yılmaz Durak, İlknur Avunduk. 2024–2025 Academic Year Activities include: Student-Teacher Parent Orientation; Sports Day Events; Second Hand Uniform Sale; Teachers' Day Celebration; Professions Talk; Winter Bazaar; Global Community Day Event; Social Responsibility Projects (TİDER); April 23 Children's Day Festival; Cake & Bake Sale; Parent-Student External Trip Planning; Year 4 Graduation Ceremony; Year 8 Graduation Ceremony.	Parent teacher association —
Extra-curricular	Extra-curricular
Academic & intellectual	Academic & intellectual Clubs include Football, Basketball, Volleyball, Swimming, Photography, Model United Nations, Student Council, Chess, Drama, Music and Art, Dance, Choir, and Dinosaurs. These clubs are available during the weekly lesson time, after-school hours, and Sunday Morning sessions. The program features clubs that vary by age group across BIS campuses. English is used during joint play and activities across campuses.	Academic & intellectual Kilittaşı Schools offer a Turkish MEB High School Diploma plus the Ontario Secondary School Diploma (OSSD) through a Canada–Türkiye dual diploma program. Graduates receive both diplomas, expanding university options in Canada, the United States, Europe, and beyond. The curriculum emphasizes critical thinking, research, and problem-solving and aligns with WASC accreditation standards and the Round Square educational approach. English is the language of instruction in the early years, French is introduced as a second language from early grades (with a Grade 5 intensive year), and bilingual Turkish–English education continues with French developing as a third language.
Arts & creative	Arts & creative Drama, Music and Art, Photography, Dance, and Choir are among the BIS clubs. Students can pursue creative interests across BIS campuses. The clubs are structured to support creative expression and collaborative projects across age groups.	Arts & creative Music education develops complex thinking, effective communication, aesthetic awareness, collaboration, and responsibility. Students participate in singing and instrument exploration, including a choir, and learn rhythm, pitch, and musical expression. The program connects music to the artistic, cultural, scientific, and mathematical foundations of music.
Cultural & language	Cultural & language Clubs focus on human relations, communication skills, and active use of a foreign language. On our campus, English is used during joint play and activity hours across BIS campuses.	Cultural & language From early years, English is the primary language of instruction and social interaction, with French introduced as a second language from age four. In the primary years, French is taught through engaging, age-appropriate methods and is strengthened in Grade 5 with a dedicated French program. Kilittaşı is an official DELF–DALF examination center, certifying French proficiency with internationally recognized diplomas. An annual France trip extends language learning into real-life experiences.
Social & hobbies	Social & hobbies Sport and recreation clubs include Football, Basketball, Volleyball and Swimming. These clubs promote social interaction and teamwork within BIS's activities. Activities vary by age group and campus.	Social & hobbies Field trips and after-school activities are integral to Kilittaşı & Keystone's programs. Field trips are curriculum-linked and designed to develop inquiry, observation, and social skills while providing memorable experiences. Extracurricular offerings include a House System, and Round Square membership with activities such as Debate, Junior MUN (JMUN) and MUN, Destination Imagination, robotics, chess, and a broad spectrum of arts, music, sports, and other clubs.
Community & service	Community & service —	Community & service Kilittaşı is a Round Square member, enriching the curriculum with IDEALS (Internationalism, Democracy, Environment, Adventure, Leadership, Service). Students participate in international projects, student conferences, leadership and service programs, and opportunities to engage in community service and global citizenship.
Leadership & professional	Leadership & professional Student Council is listed as a BIS club. Clubs are organized to accommodate different age groups and cross-campus participation. The program includes a range of activities designed to engage students in school life.	Leadership & professional University Guidance Counseling provides personalized college counselling from grade 9, including one-on-one meetings with a college counsellor, group workshops, and tailored guidance on university applications. Counselors assist with admission requirements, transcripts and letters of recommendation, and standardized tests (SAT, ACT, AP, TIL-TOLC, IELTS/TOEFL); they also organize university fairs and visits and involve parents and faculty while maintaining confidentiality.
Lifestyle & wellbeing	Lifestyle & wellbeing The BIS clubs include Football, Basketball, Volleyball and Swimming, promoting physical activity. Joint play hours use English, supporting an active and social school community across campuses.	Lifestyle & wellbeing A school nurse provides first aid and health monitoring, supports preventative health measures, maintains health records, and ensures that the infirmary is well-equipped. The health team educates students on hygiene, nutrition, and wellness, and students are insured annually for accidents. Strict health and safety protocols are in place. Physical education includes swimming and other activities as part of the core curriculum, and the school kitchen emphasizes healthy nutrition with organic, locally sourced ingredients; no packaged foods are sold and meals are prepared on site.
Language provision	Language provision
Language provision	Language provision English is the language of instruction, with instruction delivered by native English-speaking teachers. An English Academic Support Programme supports language development, and Turkish language support is provided as additional academic assistance in Turkish, Mathematics, Science and Social Studies. The school aligns its secondary education with the IB Diploma Programme.	Language provision Languages taught include English, Turkish, and French. The Early Years Program uses English as the language of instruction; from kindergarten, French is introduced as a second language, and in Grade 5 there is an intensive 13-hour French program, after which Turkish–English bilingual education continues and French remains a strong third language. Kilittaşı follows the Canadian Curriculum for ELA and French, and is an official DELF–DALF exam center for French-language certification. Upon graduation, students receive the Turkish MEB High School Diploma and the Ontario Secondary Diploma (OSSD).
Bilingual teaching	Bilingual teaching —	Bilingual teaching Kilittaşı offers bilingual Turkish–English education within a MEB + Ontario Diploma dual diploma program. The Early Years language of instruction is English, with French introduced as a second language in the early grades. In Grade 5, there is an intensive year of French, after which Turkish–English bilingual instruction continues and French becomes a third language. Some core subjects (Turkish, Social Studies, Revolution History) are delivered in Turkish, while other subjects (Science, Math, ELA, Visual Arts) are delivered in English.
Immersion programs	Immersion programs —	Immersion programs —
Reputation	Reputation
Awards	Awards —	Awards —
Accreditations	Accreditations —	Accreditations —
Admissions	Admissions
Admissions	Admissions 1. The prospective family contacts the School by completing the Application Form on the website or by telephoning the School. The Communications Department contacts the prospective family to acknowledge receipt and outline the next steps. 2. An appointment is scheduled for a preliminary visit and a meeting with the Director or the Principal of the School. During the visit: a. The Principal and the School Psychological Counsellor meet the prospective student and administer the School Readiness Assessment for Primary Year 1 in the 2026–2027 Academic Year. b. The Principal and the School Psychological Counsellor meet the prospective student and conduct a general evaluation for students who will be placed in Years 2–8 in the 2026–2027 Academic Year. c. For students applying to High School (Years 9–12) in the 2026–2027 Academic Year, the Principal and the School Psychological Counsellor conduct an interview and a general academic evaluation. Previous school reports and relevant academic records are reviewed as part of the assessment process. 3. The results are shared with the parents. 4. Once the parents decide to proceed with registration, they are informed about the Financial Policy by the Admissions Department and are required to complete the Registration Forms.	Admissions 1. Visit Our Campus. Prospective families are invited to request a campus tour by contacting Kilittaşı admissions. You will tour the school with the Principal and/or Vice Principal, while your child meets with a guidance counsellor for a brief interview, followed by feedback. If in-person visits are not possible, an online meeting can be scheduled to address questions before applying. 2. Receive Offer of Admission. An Offer of Admission is issued, and the next steps are explained after you confirm to proceed with admissions. 3. Complete Your Application. Fill out the online application form and submit it along with your payment receipt and other required documents. 4. Schedule an Enrolment Meeting. After the complete application is received, an enrolment meeting is scheduled to finalize the enrolment of the child.
Scholarships	Scholarships —	Scholarships Kilittaşı Scholarships and Discounts are offered in five categories: Education Merit Discount, Sports Discount, State Scholarship, Corporate Discounts, and Alumni Discount. Education Merit Discount applies to 5th–8th grade entrants; in February, a Kilittaşı Giriş Sınavı (KGS) is held, and the top performers within a defined range receive a 100% discount, with additional discounts available for other high performers. For enrolled students, the discount is reassessed annually based on achievement exams and practice tests, with continued eligibility determined by the Scholarships Committee. Sports Discount is awarded to students in specified sports with domestic or international results, starting at 100% and varying by achievement for a one-year period. State Scholarship provides free or subsidized education to a portion of students in accordance with governing regulations, with a minimum target of 3% of the student body. Corporate Discounts apply to children of employees of partner firms, as defined by each corporate agreement. Alumni Discount applies to Kilittaşı alumni and their children. The continuity and adjustment of all discounts/burslar are governed by the Kilittaşı Scholarship Policy, with annual reviews and criteria outlined by the school board.
Waitlist	Waitlist —	Waitlist —
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