Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

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

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

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.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

This science fair project investigates why the number of visible stars changes from place to place.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

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

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.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

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

This science fair project idea explores whether white light can be separated into different colors.

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

This science fair project idea explores the egg's thin membrane.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.