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 science fair project, young children discover what happens when two fluids that have different densities get together.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

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.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Discover the force of water! This article provides step-by-step instructions for creating your own science experiment.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

What happens when colored beams of light mix? You might be surprised.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

This classic children's game demonstrates how sound travels through air vs. through a solid.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.