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Hungry for fresh, exciting science activities based in amazing phenomena? Science Snacks are hands-on, teacher-tested, and use cheap, available materials.
What is a gear ratio? And how do gears help make the bicycle so efficient?
Explore the basis of lactose intolerance.
Find out why biodiversity benefits plants and people alike.
Explore the body’s first line of defense against pathogens.
See how TV screens create images from many tiny colored dots of light.
A bicycle, masking tape, paper, pencil, and a little curiosity are all you need to find out how the gears of a bicycle work.
With just mud, paper and an egg, you can grow colonies of multi-hued microbes!
Soap bubbles float on a cushion of carbon dioxide gas.
See shadowy shapes floating inside your own eye.
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