Knowledge and Curiosity
Grown-ups

All levels

What Makes Sound?

See vibrations and compare pitch with loudness.

How to play

Explore the pictures and arrows, try a mini quiz, then choose some practice. Your shared profile level chooses the lesson. A grown-up can help read.

Tap a diagram step to look more closely. Try a question, read the explanation and have another go whenever you like.

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About What Makes Sound?

See vibrations and compare pitch with loudness.

How to play

Explore the pictures and arrows, try a mini quiz, then choose some practice. Your shared profile level chooses the lesson. A grown-up can help read.

Tap a diagram step to look more closely. Try a question, read the explanation and have another go whenever you like.

Choose your Level in the shared profile controls. Your saved discoveries stay on this browser.