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Green Stone British International School

Spain, Madrid

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The school at a glance
Instructs in English
Fees €5,000 - 6,850
Ages 1 - 14 years
Pupil numbers 210
Type Co-educational
Opened 2016
Bus Service Yes
Academic offering
Curriculum British Curriculum, EYFS (Early years foundation stage)
Taught languages Spanish, French, Mandarin, English
Typical class size 14
Strengths STEM, Academic Enrichment, Outdoor Education
Clubs Academic and Intellectual, Cultural and Language, Community and Service
Stages Infant/Toddler Care, Early Years, Primary School, Secondary School
Introduction

Green Stone British International School in Spain delivers a British international education for children aged 1–14. The campus serves Pre-nursery to KS2, with age-segregated classrooms, a dedicated Year 1 maths area, and on-site facilities including a science laboratory and a library alongside outdoor patio spaces. Academically, the school uses the Oxford International Curriculum as the foundation of its programme, complemented by a socio-emotional framework inspired by Conscious Discipline and Growth Mindset. The school is fully authorised by the British Council and NABSS, reinforcing its governance and quality standards. Extracurriculars feature a STEM Summer Camp (2025) with English immersion, Sphero robots, and a 3D printer, plus project-based Global Skills Projects. The Wellbeing curriculum supports emotional regulation and resilience. Distinctive aspects include a 100% child-centred approach and a founder-led vision established by Marieta Viedma, co-founder of Lingokids, emphasising life experiences and responsible global citizenship. The school promotes international mindedness and real-world learning.

C. Carlos López Quesada, 2, 28250 Torrelodones, Madrid, Spain

The Essentials

Green Stone British International School has 210 pupils, typical class sizes of 14, instruction in English.

Location
Located at Calle Carlos López Quesada, 2, La Colonia de Torrelodones, Torrelodones, Comunidad de Madrid, Spain. It sits in the La Colonia de Torrelodones area within the Madrid region. The Madrid-based address places the school within the Community of Madrid.

Stages
Prenursery; Foundation Stage & Primary; Secondary

Type
British International School (Oxford International Curriculum)

Country affiliation
Spain
Diving Deeper

Uniform Requirement
Uniforms are required. Uniform items include polo shirts, tracksuit jacket, tracksuit pants, secondary hoodie, long-sleeve polo (optional), and shorts. A size guide is available.

Food Options
A lunch program is provided on-site and is mandatory. The lunch room costs 155 € per month for Early Years; 175 € per month for Foundation Stage, Primary and Secondary.

Governance and Ownership
The school is fully authorised by the British Council and NABSS membership.
Fees

Annual tuition at Green Stone British International School ranges from EUR 5,000 to EUR 6,850 for 2026/27.

Application & enrolment fees
- New-student admission (one-off, new students only): EUR 500.
- Place reservation / booking fee: EUR 250 (paid in February; may be discounted if paid in September). The place-reservation fee is reimbursed against the first enrollment payment for the following school year; if the school year is not started the reservation is lost.
- First-term school-supplies one-off charges (collected with first payment): EUR 160 for Early Years & Foundation Stage; EUR 200 for Primary; EUR 260 for Secondary (these higher first-installment amounts reflect that the first term is four months).

Tuition fees by year group (monthly, per term and per academic year)
Notes used below: the school invoices tuition as monthly payments across ten months of the school year (September to June). The academic year is therefore 10 monthly payments; the school's first term is four months and the remaining two terms are three months each. Annual and term figures below are calculated from the published monthly rate multiplied by the number of months indicated.

- Toddlers & Pre-Nursery (ages 1–3)
- Monthly tuition: EUR 500.
- Autumn term (4 months): EUR 2,000.
- Spring term (3 months): EUR 1,500.
- Summer term (3 months): EUR 1,500.
- Academic year (10 months): EUR 5,000.

- Foundation Stage (Nursery & Reception, ages 3–5)
- Monthly tuition: EUR 535.
- Autumn term (4 months): EUR 2,140.
- Spring term (3 months): EUR 1,605.
- Summer term (3 months): EUR 1,605.
- Academic year (10 months): EUR 5,350.

- Primary (Year 1 to Year 6, ages 5–11)
- Monthly tuition: EUR 560.
- Autumn term (4 months): EUR 2,240.
- Spring term (3 months): EUR 1,680.
- Summer term (3 months): EUR 1,680.
- Academic year (10 months): EUR 5,600.

- Secondary (Year 7 to Year 9, ages 11–14)
- Monthly tuition: EUR 685.
- Autumn term (4 months): EUR 2,740.
- Spring term (3 months): EUR 2,055.
- Summer term (3 months): EUR 2,055.
- Academic year (10 months): EUR 6,850.

Lunch, materials and recurring extras
- Monthly lunch charges:
- Early Years (Toddlers & Pre‑Nursery): EUR 155 per month (prorated annually).
- Foundation Stage, Primary & Secondary (Nursery to Year 6 and above): EUR 175 per month (prorated annually).
- School material, insurance and educational-resources (monthly/quartely equivalents):
- Early Years & Foundation Stage: EUR 40 per month (quarterly billing referenced).
- Primary: EUR 50 per month (quarterly billing referenced).
- Secondary: EUR 65 per month (quarterly billing referenced).
- First-term additional book purchases may be required for Secondary beyond the standard supplies charge.

Transport (school route) fees and shuttle
- Standard route from established stops (Pozuelo, Boadilla or Majadahonda): One-way EUR 160; Round-trip EUR 200.
- Surroundings (Las Rozas municipality): One-way EUR 115; Round-trip EUR 160.
- Shuttle from the El Zoco de Monte Rozas parking lot: One-way EUR 65; Round-trip EUR 100.
- Single trip to any bus stop: One-way EUR 10; Round-trip EUR 20.

Extra hours and optional services
- Morning daily monthly (entry from 7:30 to 8:50): EUR 85.
- Afternoon daily monthly (4:00 p.m. to 5:30 p.m.): EUR 85.
- Short‑session monthly (entry 8:30 a.m. or 4:00–4:30 p.m.): EUR 50.
- Full day monthly (7:30 a.m. to 5:30 p.m.): EUR 120.
- Extra hours (single days): EUR 10 per day.

Uniforms and uniform costs
- Uniform items and price ranges (examples): short-sleeve polo EUR 21–23; long-sleeve polo EUR 26–28; tracksuit jacket EUR 33; long tracksuit trousers EUR 28; short tracksuit pants EUR 19; secondary hoodie (pre‑sale example) EUR 35. These are the published retail prices for standard uniform items.

Discounts
- Sibling discounts: 7% for the second sibling, 12% for the third sibling (applies to schooling tuition).
- Payment discounts: 5% discount for quarterly advance payment (not combinable with other discounts or scholarship). 7% annual prepayment discount (not combinable with other discounts or scholarship); the annual prepayment must be paid before July 15.

Billing schedule and payment terms
- Invoicing and due dates: school receipts are issued and payable in advance between the 1st and the 5th of each month. Monthly tuition payment is structured as 10 payments covering September through June; monthly payments are charged in full regardless of holidays within a month.
- Preferred payment method for regular bills: direct debit. Families bear the expense for returned payments (EUR 7 per returned receipt).
- Lunch and transport fees are prorated annually and charged in full irrespective of monthly holidays. Extracurricular activities are billed quarterly; withdrawal from an extracurricular activity requires notice before the 25th of the last month of that quarter.

Boarding
- Boarding is not applicable; there are no published boarding fees.

Other fees and notes
- Special needs: additional charges may be required for support or services outside what is included in the standard school fee.
- Returned-payment charge: EUR 7 (borne by the family).

Refunds and cancellations
- School tuition payments are non‑refundable. Place-reservation fees are reimbursed against first enrollment for the following school year; if the school year is not begun the reservation is lost. If a student is absent for a prolonged and justified period the school place is held by charging the school fee, though lunch or extra‑hours charges may be stopped for the period of absence. Withdrawal from extracurricular activities requires notice before the 25th of the last month of the quarter to avoid charges for the subsequent quarter.

Fee payment options (methods explicitly published)
- Regular billing: preferably paid by direct debit. For children aged 0–3 years (first cycle of nursery), payments are accepted through partner prepayment/benefit companies (examples published): Edenred, Sodexo, Déjeuner, Flexoh and Cobee (these partner schemes may involve interest/fees borne by families). Returned-receipt charges apply as noted above. No other specific payment methods (credit card or bank-transfer details) are listed in the published fee schedule.
Academics

Green Stone British International School teaches British Curriculum, EYFS (Early years foundation stage) for students aged 1 to 14.

Curriculum
The school uses the Oxford International Curriculum as the foundation of its academic programme, a globally recognised framework that integrates best practices from international curricula. The curriculum emphasises academic development, social development, and emotional wellbeing. The school is fully authorised by the British Council and holds NABSS membership. Conscious Discipline is implemented as the socio-emotional program to help students regulate emotions and make safe, healthy decisions. Growth Mindset is part of the school's approach to learning and resilience.
Wellbeing

Social and Emotional Learning (SEL)
The school uses Conscious Discipline as its socio-emotional learning program, teaching children to regulate and manage emotions to make safe and healthy decisions. Growth Mindset and Mindfulness are core concepts in the wellbeing approach underpinning the Oxford International Curriculum, fostering resilience, focus, and emotional regulation. The Wellbeing Curriculum is grounded in positive psychology (the science of wellbeing) and includes the PERMA+ framework, the SEARCH framework, and the Five Forms of Wellbeing. The Oxford International Curriculum emphasizes academic development, social development, and emotional wellbeing.

English as an Additional Language (EAL)
The school provides total immersion in English.

Mental Wellbeing
Growth Mindset and Mindfulness are central to the wellbeing approach, supporting students' emotional regulation, attention, and ability to face challenges with resilience.
Parent Experience

History
Founded in September 2016 by Marieta Viedma, co‑founder of Lingokids, Green Stone International School is an independent British International School with no external investors. The school describes itself as a visionary project initiated by Marieta, who personally invested to create a school that stands apart. It emphasises a 100% child‑centred approach and provides life experiences for children aged 1–14. The Oxford International Curriculum underpins academics, complemented by a socio‑emotional program inspired by Conscious Discipline.

Community
The school fosters a close, family‑like community, welcoming parents, children, and staff as integral members of the learning journey. It highlights a culturally diverse team of professional teachers who collaborate to deliver a globally minded curriculum. Open days and personalised visits promote community spirit and engagement with the school. Parent's Day connects families with teachers to ease the transition into school and strengthen home–school partnerships.
Facilities

Facilities Overview
Green Stone British International School serves children aged 3 to 14. It is a British international centre authorised by the British Council and NABSS. The Oxford International Curriculum underpins the academic programme and Conscious Discipline supports socio-emotional development. The campus serves Pre-nursery to KS2, with reception classrooms and KS2 spaces visible in campus imagery, and on-site spaces include a science laboratory and a library, along with outdoor patio-style areas.

Academic Facilities
On-site science laboratory supports science teaching, and a library provides study resources for students. Classrooms are organized by age, including Pre-nursery, Reception, and KS2 spaces, with dedicated areas such as a Year 1 maths area.

Extra Curricular Facilities
S.T.E.M. Summer Camp 2025 runs from June 30 to July 24, 2025. The four-week camp offers English-language immersion with qualified native teachers and includes activities such as building model rockets with Sphero robots and using a 3D printer. English learning is reinforced through age-appropriate activities. The camp is for children aged 1 to 12 years, with small groups organized by age for personalised attention.
Extra-Curricular Activities

Academic & Intellectual
Oxford International Curriculum supports academic development with enquiry-based learning. Class sizes are kept small (maximum 16 students per age group) to tailor support, and the curriculum combines enquiry-based learning with Conscious Discipline for personal, social, and emotional development. The school is recognised as an Oxford Research and Development school, reflecting a commitment to educational advancement and research-driven practices.

Arts & Creative
Global Skills Projects foster creativity and risk-taking through project-based learning. In Early Years, termly projects include hands-on outdoor learning with nature and animals; in Primary (Years 1–6), termly projects encourage research, communication, collaboration, and ethical reflection, with learning supported by literature and discussion.

Cultural & Language
Cultural understanding and global awareness are embedded in the Oxford International Curriculum. The school participates in the Oxford Research and Development network, reinforcing global perspectives and responsible citizenship.

Social & Hobbies
The Wellbeing Curriculum covers emotional regulation, mindfulness, resilience, and social-emotional learning. Growth Mindset and Mindfulness are emphasised components of the Oxford International Curriculum to support students' social and emotional development.

Community & Service
Global Skills Projects involve real-life, community-oriented projects that help improve the school, local community, country, and world, developing research, communication, collaboration, and ethical reflection.

Leadership & Professional
The school is an Oxford Research and Development school, emphasising leadership in education and global responsibility through its research-driven practices and participation in change-making initiatives.

Lifestyle & Wellbeing
The Wellbeing Curriculum, including the 'Becoming Life Hackers' program, draws on positive psychology and frameworks such as PERMA+; it focuses on emotional regulation, mindfulness, resilience, and acquiring practical tools for lasting wellbeing.
Reputation

Awards
Top 100 private schools in Spain in 2026, according to Micole — Micole ranking recognizes the school's standing among private schools in Spain.

Accreditations
Fully authorised by the British Council — demonstrates recognition by a major international accrediting body for British international schools.
NABSS membership (National Association of British Schools in Spain) — aligns with a network of British schools in Spain.
Admissions

Admissions
Personalised School Visit: Our school offers personalised visits on weekday mornings from 9:30 am to 10:30 am. During these visits, we delve into the intricacies of our educational project and showcase our vibrant learning environment. Seeing our school alive and in action is the only true way to make an informed decision about joining us at Green Stone. School Open Days: In addition to personalised school visits, we host various open days where we open our doors to prospective families. These events provide an opportunity for new families to explore our educational offerings and community spirit.
School Events
The school has not added events
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