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Science Activities

Hungry for fresh, exciting science activities based in amazing phenomena? Science Snacks are hands-on, teacher-tested, and use cheap, available materials.

Science activity that demonstrates perception of additive color mixtures
Colored Shadows

Not all shadows are black.

Science activity that explores the twinkling of stars by beaming a laser pointer over a hot plate
Scintillating Little Star

Explore the twinkling of stars by beaming a laser pointer over a hot plate.

Science activity to see how water levels change with temperature.
Swelling Seas

How does water volume change with temperature?

Science activity that investigates the structure of the retina
Seeing Your Retina

Keep an eye on your retinal blood supply network.

Science activity that demonstrates light scattering in the atmosphere
Glue-Stick Sunset

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

A science activity to discover the diversity of insect life in your neighborhood
Backyard Bug Bonanza

Get outside and discover the diversity of insect life in your neighborhood.

Science activity demonstrating how changes in atmospheric pressure feel
Feeling Pressured

Feel atmospheric pressure changes by stepping into a garbage bag.

Science activity that demonstrates how volume, pressure and temperature are related.
Put a new twist on pressure changes.

Put a new twist on pressure changes. 

Science activity that demonstrates the behavior of a spherical lens
Water Sphere Lens

A round bowl of water can act as both a magnifier and a lens.

Science activity in which short pieces of chenille stem look random until viewed in the proper perspective
Ames Chair

Without depth perception, random lines can become a chair!

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