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.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

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!

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

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!

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

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!

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

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!

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

Examine the effect of pressure on carbonation in soda.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

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.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.