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.

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.

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.

An home science experiment for older students that teaches about the science behind heat.

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!

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

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!

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

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

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

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

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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

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

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

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

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

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!

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This science fair project idea experiments with spinning color wheels and optical illusions.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.