Since the academic year 2021-2022, we have had one mixed Year 3/4 class at MJS. Therefore, in year 2021-2022 all Year 3 and Year 4 classes were taught the Year 4 Science Curriculum. Last academic year, all Year 3 and Year 4 classes were taught the Year 3 Science Curriculum and this year (2023-2024) they will all be taught the Year 4 Science Curriculum.