Light and Sound Experiments

Secret Message - FriXion Pen

Give someone special a note that requires heat to decode...

It Pays to Smile

How often do you look at the face of the...

Disappearing Ghost Eggs

It looks like an ordinary glass of water… crystal clear...
Human Conductor - Energy Stick - Cover Image

Human Circuit - Conductors and Insulators

The Energy Stick makes quite the “buzz” when you’re using...

Build a Zoetrope - Geyser Animation

Vision and the way our brains perceive what we are...

Homemade Light Saber

This was our April Fool’s Day prank for 2013! While...

Mr. Luna's Bright Idea

Sometimes the simplest ideas are the most powerful ideas. That’s...

Flying with a Mirror

A very convincing demonstration that makes a person appear to...
Whirly Sound Tube

Whirly - The Twirling Sound Hose

A Sound Hose is a corrugated pipe (with ridges in it) that...

Singing Glasses

What dinner party is complete without a song from the...
UV Experiment - Blocking UV Rays

UV Experiment - Blocking UV Rays

Don’t throw away your old prescription bottles. Solar science educator,...

Screaming Balloon

Here’s an easy-to-do experiment using only a balloon and a...