Grow a fuzzy crystal polar bear and a fluffy crystal penguin
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Grow a fuzzy crystal polar bear and a fluffy crystal penguin with a fast-growing, non-toxic solution. Learn how and why crystals form.
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Designed to inspire children to learn about our world
Make sound waves visible with this awesome device called a vibration speaker.
Grow dozens of dazzling crystals
Learn about animal locomotion and biomechanics as you build each model
Helps you understand how the organs work together
Build your own models powered by air and water pressure to learn about the laws of physics.