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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 to observe shapes floating inside your own eye
Floaters

See shadowy shapes floating inside your own eye.

Science activity to observe the process of plant development
Seed Germinator

Watch the life of a plant embryo unfold.

Science activity that demonstrates a creative exploration of light through a pinhole viewer
Poking Fun at Art

Explore light and color from a hole new angle.

Science activity that demonstrates a color illusion
Benham's Disk

A rotating black-and-white disk produces the illusion of color.

L'illusione del muro del caffé
L'illusione del muro del caffé

Sperimenta interattivamente l'illusione del muro del caffé.

CANdemonium
CANdemonium

Recycle some cans to make after-dinner music!

Science activity that demonstrates the Doppler effect
Doppler Effect

The Doppler effect causes the “neeeeeoowwm” sound of cars.

Science activity that explores DNA sequences, or the genetic code
Secret Codon

Write a message in DNA.

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

How does water volume change with temperature?

Scavenger Hunt
Scavenger Hunt

Are there meat by-products in makeup? Can you guess where you might find them?

Science activity demonstrating the phenomenon of light scattering
Blue Sky

Discover why the sky is blue and the sunset is red.

Science activity that demonstrates calculating the acceleration of gravity using simple materials
Falling for Gravity

“g,” that’s interesting! Investigating gravity.

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