Years 7-9
BIS follows the British National Curriculum at Key Stage 3 (years 7- 9). Yoruba is also offered, as per national requirements in Nigeria. In total, 15 subject areas are covered at KS3:
| Art | Geography | Math | Science(s) |
| Drama | Germany | Music | Yoruba |
| English | History | PE | |
| French | ICT | PSHE |