This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Make a lei and bring a touch of the tropical lifestyle into your home!

Discover whether cold or hot water from the faucet will boil faster on the stove.

This science fair project idea investigates whether plants can survive being frozen.

Help your child learn about animal classification with this fun and delicious activity.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Is your child a young ornithologist in the making?

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

This science fair project idea explores how length affects the weight a bridge can hold.

Give your budding young observers a chance to discover simple machines at use in their own home.