Science · Stage 1
Make a Boat That Floats
Use what you know about floating to design, test and improve your own boat!
✦ Science📘 Stage 1 · S1⏱ ~10 min🧒 Ages 5–6★ Free to start
use what we know about floating to design, test and improve a boat.
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Kavi's Boat Test
Kavi's toy bear 🧸 wants to sail across the big tub 🛁 — but Kavi's first clay ball sank like a stone! "Don't worry," hoots Kavi. "Floating depends on the material and the shape. Let's plan, build and test a boat that floats!"
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What your child will learn
1Same clay, two shapesKavi drops a lump of clay in water. Then Kavi shapes the SAME clay into a little boat. Hollow means empty inside, with room for air. Tap each card to see what happened!
2Which shape floats best?Predict, then tap to test it. Remember: shape matters! Tap Next test for more.
3Material and loadA good boat needs the right material and the right load. Predict, then tap to test!
4A good boat has…Use what you've learned! Tap each idea to see how it helps your boat float.
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A peek inside
Kavi has a tiny cup 🥤 and a wide tub 🛁. Which can carry more toy bears 🧸 before it sinks?
A wide tub has much more room inside, so it can float a bigger load.
Try this at home: Which floats: a lump of clay or a clay boat? (circle one)
Ready to play and learn?
Start the free interactive lesson, or print the handout for screen-free play.
Part of Science · Stage 1 · S1 on KAVI Academy — a secular, whole-child learning platform for ages 5–12.