So we’re going to do a test to see,
What stays up and what goes down
Which things swim and which things drown!
Choose anything small enough to fit into the your container: ping pong balls, golf balls, blocks, kitchen gadgets, sponges, strainers, straws, stones, flowers, corks, confetti … anything mum and dad won’t mind getting wet.
[tip]Children learn best by doing things themselves and they will really understand these concepts if they are allowed to try them out with real objects.[/tips]