This little boredom buster is quick and easy to set up using just a flashlight from the dollar store! It's perfect for older kids who...

Challenge your friend to lift a ball off the table... without touching it!

This is a challenging project, but a great introduction to simple circuits. And how fun is it to make something that actually moves and lights...

This setup is a compound pulley, which combine both fixed and moveable pulleys to increase the mechanical advantage.In a pulley system, a wheel's job is...

The Soda Bottle Dripper is great for potted plants and container gardens. A few of these drippers can help keep your houseplants happy while you're...

Amaze your friends with water that flows uphill. Just make sure you have a cup ready to catch the flow - this siphon moves fast!

This cute little desktop flagpole is a single fixed pulley. A fixed pulley like this one doesn't win you any mechanical advantage, but it can...

Challenge your friend to balance a coin on a wire hanger hook.. while the hook is pointing down.

Try the Milk Jug Dripper for easy watering of a backyard veggie garden - just place a dripper next to each plant. Burying the drippers helps...

Unlike the magnets that are used on refrigerators, electromagnets are magnets can be turned on and off depending on the flow of electricity. The electricity...

A squirt gun is a a great example of what happens when you apply pressure...

Transform the corner of your room into a jellyfish aquarium! Follow along with this tutorial to create a unique underwater-inspired jellyfish lantern....

What does it take for rain to fall? Is it possible that we can create the conditions for rain ourselves? Let's find out!

What do cranberries and chameleons have in common? They can both change color! Cranberries contain chemicals called anthocyanins, which change color depending...