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Subject: Nature of Science

Science activity to make Earth's atmosphere to scale
A Little Atmosphere

Strips of plastic on a globe model our atmosphere.

Science activity demonstrating diffusion in cells
Agar Cell Diffusion

Use agar cubes to investigate how size impacts diffusion.

Science activity that experiments with rocket designs and a PVC launcher
Bottle Blast Off

Ready for liftoff? Launch rockets with your own launcher!

Science activity demonstrating the physics of bubbles
Bubble Tray

Create giant bubbles!

Science activity to convert your cell phone into a Miniscope
Cell Phone Miniscope

Use your cell phone to explore the mini-scopic world.

Coincidencia cósmica

¡Descubre la “coincidencia cósmica” que hace posible los eclipses solares!

Science activity that uses a coil of wire, a paper cup and a magnet to create a radio speaker
Cup Speaker

Make a speaker that turns changing electric current into sound.

Science activity to demonstrate pi using circumference and string
Cutting Pi

String and scissors are all you need to find pi all around you.

Science activity that demonstrates how differently shaped ears affect your hearing
Designer Ears

See how differently shaped ears affect your hearing.

Science activity that explores the relative sizes of the earth and moon and the distances between them
Earth and Moon

Create a scale model of the earth-moon system using different-sized spheres.

Science activity detecting electric charge
Electroscope

Build an electroscope to detect electrical charge using straws.

Science activity measuring density of a liquid
Eyedropper Hydrometer

Construct a simple hydrometer to compare the densities of solutions.

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Attribution: Exploratorium Teacher Institute