Diploma Programme 15-18 year olds

The International School of Lausanne offers an intellectually rigorous academic programme certified by the International Baccalaureate (IB). ISL grows the skills, ideas, talents, and capacities students will need to face the challenges and opportunities of the 21st century. Our outstanding exam results reflect our professionalism–and many of our students go on to study in the world’s most respected universities.

ISL offers a fully-recognised US High School Diploma in addition to the International Baccalaureate (IB) Diploma. ISL is accredited by the New England Association of Schools and Colleges (NEASC).

The IB Diploma and the ISL High School Diploma are two separate qualifications. However, students who complete the IB Diploma also gain the ISL High School Diploma.

Make sure to click here to find out more about the High School Diploma offered at ISL.

International Baccalaureate IB logo
The IB Diploma Programme: A broad and balanced education. Produced by ibo.org
Student from Italy at the International School of Lausanne

“The IB curriculum is what attracted Martina to ISL. The close community between teachers and students is what she most appreciated about the school.”

Martina, Italian, Class of 2021

The Diploma Programme

The DP core consists of:

  • Theory of knowledge (TOK), a course on developing analytical skills and critical thinking
  • The extended essay (EE), an academic research project in a subject chosen by the student
  • Creativity, activity, service (CAS), relating directly to the idea of engagement, self-discovery, and service

The six subject groups are:

  1. Studies in language and literature
  2. Language acquisition
  3. Individuals and societies
  4. Sciences
  5. Mathematics
  6. The arts

Click here to discover the Diploma Programme options

Example of a Year 12 weekly schedule

Weekly schedule of year 12 - International school of Lausanne
Secondary School Students


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