Our recommendations in general are: Level 1 = Introduction to Science for Pri1 to Pri2 | Level 2 = Lower Block Science for Pri3 to Pri4 | Level 3 = Upper Block Science for Pri5 to Pri6 | Level 4 = Lower Sec Science (EA/NA) for students graduating Pri6 to Sec2.

![2024 Young Scientists Collectors' Set [Level 4]](https://youngscientistsreader.com.sg/wp-content/uploads/2024/11/2024-YSL4_front-300x420.jpg)

![2025 Young Scientists Collection Set [Level 1]](https://youngscientistsreader.com.sg/wp-content/uploads/2025/11/2025-YSL1_front-300x439.jpg)