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!

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

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.

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!

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

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!

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

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!

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

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.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

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

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

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

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

In this fun activity, your child will create their very own solar oven to bake s'mores!

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Making your own glass cleaner is easy, effective and inexpensive!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

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.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

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.

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.