Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

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

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

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

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

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

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

This surprisingly good glue recipe comes from common kitchen items.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

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

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.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

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.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

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!

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

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.

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

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

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

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