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

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

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.

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

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

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.

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

Try this chemistry experiment with your curious kid and get some "shocking" results!

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

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

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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