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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 the force of pressure in a vortex
Vortex

Whirling water creates a tornado in a bottle.

Person with shadow.
Outdoor Shadows

Trace your shadow, then make it change.

Neanderthal Bones
Neanderthal Bones

Explore the process of extracting DNA from Neanderthal bones.

Science activity to design, build, and test a circulatory system
Re-Engineering the Circulatory System

Design, build, and test a model simple circulatory system.

Science activity that demonstrates how mirrors work
Mirror Reversal

Reflect on the ins and outs of mirrors.

Person with shadow.
Outdoor Shadows

Trace your shadow, then make it change.

Cylindrical Mirror

See yourself as others see you in this cylindrical mirror.

Science activity that demonstrates wave interference
On the Fringe (formerly Bridge Light)

Air trapped between two pieces of clear plastic produces rainbow-colored interference patterns.

Science activity that encourages participants to ask questions and carry out investigations
Sound Cups

Use your senses to figure out what’s inside your Sound Cup.

Going Up? Get Fit
Going Up? Get Fit

The 18,000-foot Mt. Parinacota presents some fitness challenges for climbers.

Science and engineering activity to make a record player
Groovy Sounds

Make a record player with a pencil, pin, and paper.

Science activity that demonstrates human visual perception of images on a smartphone
Pixels, Pictures, Phones

Take a (super) close look at your smartphone. You may be surprised by what you see.

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