In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

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

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

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

Learn with makes water molecules work with this fun and easy science activity!

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

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!

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

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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

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

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

Try this chemistry experiment with your curious kid and get some "shocking" results!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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!

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

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!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

This science fair project idea explores whether talking to a plant will help it grow.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

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.