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

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

What happens when colored beams of light mix? You might be surprised.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

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.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

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.

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

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

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

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

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

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

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

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

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.