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If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Engineers in training can get started with this simple wheel-and-axle construction activity.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

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

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

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

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

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

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

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

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

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

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.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

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.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

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.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.