First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

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!

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.

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

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

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

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

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.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

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

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Plants and light seem to be good buddies, but how far does the friendship really go?

This science fair project idea explores how length affects the weight a bridge can hold.

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.

How do organic materials become soil? This science experiment measures what materials biodegrade.

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.

Here's a pressed leaf card project that puts science and writing together for your second grader.

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

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

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

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Test whether plants can grow without sunlight and water.

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

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.