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Explore Activities

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

Build an inclinometer, a tool that can measure the height of a distant object, no matter how far away it is
Height Sight

Find the height of a tree, paper rocket or North Star.

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

A lens creates an image that hangs in midair.

Science activity that uses electricity to break water into its elemental components
Having a Gas with Water

Use electricity to break water into its elemental components.

Skateboard Design
Skateboard Design

Is it just a glorified plank with roller skate wheels on it? Or is it a highly engineered device through which kids have reclaimed the urban landscape, bringing creativity and style back to the sterile asphalt spaces of sprawl?

Science activity that uses electricity to break water into its elemental components
Having a Gas with Water

Use electricity to break water into its elemental components.

Postcard Exhibits
Postcard Exhibits

Four exhibits small enough to fit on postcards.

A science activity that makes the patterns of a magnetic field visible
Magnetic Lines of Force

Iron filings trace out magnetic field lines in three dimensions.

Science activity that demonstrates Bernoulli’s principle by blowing between two empty cans
Uncanny Motion

Blowing between cans makes them roll in mind-blowing ways.

Science activity that demonstrates how geysers work
Geyser

Just spew it—build your own cyclic hot water fountain.

Science activity that explores sound waves
Siren Disk

Blowing air through a disk full of holes makes a tone.

Musical Bench
Science activity that models light wave interference
Soap Film Interference Model

Model the behavior of light reflecting off soap film surfaces.

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