In this experiment you explore how tectonic plates move to create land and expand bodies of water.

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

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

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

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

Do you think heat can affect a plant's growth rate?

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Your child can use Styrofoam, green paint and toothpicks to create her own cactus plant sculpture.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

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

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.