Construct a simple battery that can power a light.

Without depth perception, random lines can become a chair!

Make yogurt from yogurt.

Suspend an object in the air by blowing down on it.

A bicycle wheel acts like a giant gyroscope.

Polarized light reveals stress patterns in clear plastic.

Build a rubber-band-powered rolling plastic water bottle.

Turn an old CD into a spectroscope to analyze light.

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

Store up an electric charge, then make sparks.

Make a conductivity meter and let your electrolytes shine.