Knowledge and Curiosity
Grown-ups

Levels 3–4

Compare wheels rolling on two surfaces

What surface difference or testing limitation did your child notice?

How to play

Explore with a grown-up using real materials. Read the play steps, put the screen aside, then record an observation together. Pause or stop whenever you wish.

A grown-up checks that both surfaces and the toy are safe and stable.

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About Compare wheels rolling on two surfaces

What surface difference or testing limitation did your child notice?

How to play

Explore with a grown-up using real materials. Read the play steps, put the screen aside, then record an observation together. Pause or stop whenever you wish.

A grown-up checks that both surfaces and the toy are safe and stable.

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