Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

Here's a simple and fun kindergarten or first grade gardening activity: grow a miniature container garden in a paper egg carton. Great for kinesthetic learners.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Study the effect of music on random rote memory. Examine the practical application of music in learning and education.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

Kids love the dramatic Mentos and Diet Coke experiment conducted in this awesome science fair project.

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!

Here's a simple science activity that will help your child better understand how wells bring us water.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

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

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Teach your child about healthy foods and how to make a meal that is good for them with this fun activity that you both can do together.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Help your child make a beautiful homemade sandcastle that will last!

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

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.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.