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Sønderborg International School

Denmark, Sonderborg

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Extra-Curricular Activities

Clubs, activities, and opportunities to explore interests and passions

Academic and Intellectual

The Cambridge Program is used, affiliated with the University of Cambridge, and offers Cambridge Secondary 1 and Cambridge Secondary 2. Students complete Cambridge Checkpoint after Secondary 1 and Cambridge IGCSE after Secondary 2, with Danish language exams also taken. The curriculum includes STEM subjects (Science, Maths, and English) alongside Danish, foreign languages, and humanities, taught in English. Small class sizes support individual progress and a pathway from primary to secondary.

Arts and Creative

Art and Music are part of the curriculum, and Design & Technology includes Home Economics, Art and Design, and Forest School.

Cultural and Language

Danish and German are taught as modern foreign languages, with Danish First Language available for native Danish speakers; Danish language exams are supported within the Cambridge pathway; English is used through Cambridge and Danish language exams are offered.

Social and Hobbies

Student Life includes a Student Council elected annually, giving students a voice in school wellbeing. Project Weeks broaden learning beyond academics, and Career Week exposes students to professionals.

Leadership and Professional

Student leadership is fostered through the Student Council, and Career Week is hosted to expose students to professional pathways.

Lifestyle and Wellbeing

Life at SIS emphasizes physical, social and emotional well-being within a safe and enabling environment; Forest School and experiential learning are part of the holistic learning experience.

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The school at a glance
Instructs in English, Danish
Fees DKK 20,350 - 32,025
Ages 3 - 16 years
Type Co-educational
Opened 2007
Bus Service No

Sønderborg International School (SIS) is a Cambridge International School in Denmark offering a Cambridge-based path from Primary through Upper Secondary with a Nordic context. The campus serves pupils aged 3–16 across Primary (Year 1–4), Lower Secondary (Year 5–7) and Upper Secondary (Year 8–10). The curriculum blends Cambridge instruction with a bespoke Danish‑English program, small class sizes, and cross‑curricular learning that includes Forest School. In Upper Secondary, students pursue Cambridge IGCSE qualifications, studying English, Maths, Science, Global Perspectives, Danish, German, History and Business Studies, with Danish First Language available for native speakers. The school's Kindergarten, founded in 2016 in a private‑public partnership with Sønderborg Municipality, anchors early years in a wider community. Facilities include accessible academic spaces and opportunities to tour during Open School Day. Extracurriculars feature a Student Council, Career Week, and an After School Program, while Life Skills and experiential learning underpin daily education. A welcoming, globally aware community.

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