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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 persistence of vision
Whirling Watcher

Short bursts of moving images produce some interesting effects.

Science activity that demonstrates an image formed by a lens
Giant Lens

A lens creates an image that hangs in midair.

Science activity that demonstrates luminescence and flourescence
Glow Up

Different kinds of light can be used to study life.

Science of Gardening: Bloom
Science of Gardening: Bloom

The brightest buds get all the glory – but they're not just for show.

Science activity that demonstrates use of nonstandard measurements and simple ratios for estimating sizes or distances
Handy Measuring Tool

Measure the height of an object indirectly using your hand and a ratio.

Science activity to make a mini indoor compost pile
Tiny Hot Pile

Microbial decomposers heat things up.

Science activity to demonstrate the size of microscopic objects
Sizing Up

Discover some big surprises in the microscopic world.

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 that explores series and parallel circuits
Circuit Workbench

Learn about simple circuits with a board you build yourself.

Science activity that demonstrates how mirrors work
Mirror Reversal

Reflect on the ins and outs of mirrors.

Science activity that demonstrates differences in density
Klutz-Proof Density Column

This density column always returns to its original three layers.

Science activity to visualize air pressure with the help of a self-rolling pet toy
Wiggle Pressure

Visualize air pressure with the help of a self-rolling pet toy.

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