β All challenges
Float or sink?
Why does a heavy boat float but a small stone sinks?
π¬ βHey, I'm Nia and this is my water tub. Let's throw things in!β
Glug glug β it sank.
The big idea
Things float when they push away enough water for their weight.
π What's happening: Pick a tool below and see what happens.
How much it floats50%
Heaviness40%
Space it takes up40%
Your tools
π¦ Stuck? Ask Professor Owl
Asking for help is what real scientists do. I have this many little clues: 3
π My discovery journal
0
tests
0/0
guesses right
0
big ideas
Nothing here yet. Try a tool and your very own science story starts!