Growing Brain This brain is guaranteed to grow when soaked in water. email to friend
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This brain is guaranteed to grow when soaked in water! Does that mean it gets smarter? Maybe you can find out how much science this brain really knows! Includes one brain, ready to grow. Non-toxic and safe to touch, the Growing Brain provides science fun for kids of any age.

What's included?

- 1 Growing Brain

How does it work?

The Growing Brain is really (don't tell anyone) made of superabsorbent polymers, designed to absorb more than 150 times their weight in water! Watch the brain grow before your eyes and learn anatomy from all that gray matter!

*Use purified water for best results.

What does it teach?

Discover how thirsty polymers perform very important functions in everyday life. They're used in everything from baby diapers to environmental cleanup materials! Aside from their environmental and industrial uses, discover how different kinds of polymers help these "growing toys" keep their shape as they expand.