How powerful is the reaction between baking soda and vinegar? Find out here!

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

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

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!

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

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

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

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!

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

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

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

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.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

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

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

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.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

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

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.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

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

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!

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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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

Explore scientific concepts with this experiment that introduces kids to the scientific method!

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.