This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

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

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

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

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

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!

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

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 Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

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

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

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

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

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

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

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!

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.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

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

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

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