Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

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

Use pepper and soap to discover some fun facts about the properties of water.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

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

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

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

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

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

This science fair project idea investigates how the shape of an object affects drag.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

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.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

This science fair project idea investigates how magnetism can defy the force of gravity.

Help your child celebrate the summer and the sun by making a sandy seascape.