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What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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

This science fair project idea investigates the difference in reaction times between boys and girls.

Is your child a young ornithologist in the making?

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

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

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

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project idea investigates the hardness property of minerals.

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

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

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.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!