IB World School. IB stands for International Baccalaureate. Walker offers the Middle Years Programme, a challenging framework that encourages students to make practical connections between their studies and the real world. The MYP is inclusive by design; students of all interests and academic abilities can benefit from their participation. The MYP curriculum framework comprises eight subject groups, providing a broad and balanced education for early adolescents. The MYP requires at least 50 hours of teaching time for each subject group, in each year of the programme. These eight subjects are: Language and Literature, Math, Science, Individuals and Societies, Health and Physical Education, Language Acquisition, Design and the Arts.