In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

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

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

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

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.

Start your toy engines -- this is going to be a fast and friction-filled race!

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

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.

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.

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

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.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

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

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

Slip some science into storm watching with a homemade rain gauge!

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

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

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

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

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

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

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.