Explore Activities

See why ocean acidification is giving some marine organisms shell shock.

Make your own mix-n-match markers to produce a rainbow of colors.

This surprising instrument is fun to make—and even more fun to play.

A carbon dioxide–rich atmosphere changes the water beneath it.

Whirling water creates a tornado in a bottle.

Demonstrate how different objects vibrate at different frequencies.

Why is the sky blue? That's a sticky question.

See what properties control the rotation of an object.

Make a reverse Cartesian diver.

Watch de-shelled eggs swell and shrink in different fluids.

Make the palm of your hand appear to squirm and twist.

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