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

In this activity, your child will be challenged to make a tower using paper cups.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

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

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.

In this design challenge, your child will make a bottle rocket using typical household items.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This science fair project idea determines what household items are good conductors of electricity.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

Word color association is just a fancy way to talk about the way we connect colors with words.

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project idea determines what household items are good conductors of electricity.

In this design challenge, your child will create a parachute for a small toy using typical household items.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.