Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

Make a lei and bring a touch of the tropical lifestyle into your home!

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

I scream, you scream, we all scream for homemade spearmint ice cream!

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Is it a square or a circle? See if you can trick your friends with this zany science project!

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

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

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.