Science
Grade 2–4
Free
Jal Yaan Race
Drag objects into the bucket — will it float or sink?
▶ Play NowLearning outcomes
What you'll learn
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Objects that float and sink
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Density and buoyancy concept
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Predicting properties of materials
Getting started
How to play
1
Open the game on any phone, tablet, or computer — no app download or login needed.
2
Tap or drag on screen to interact — all Numu games are fully touch-friendly.
3
Earn up to 3 stars per level. Get all 3 to unlock a harder challenge!
