Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

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

Show your child the solar system and let them explore the stars and space by creating a painting. It's a fun and easy way capture your child's imagination.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

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!

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Introduce your child to science with something they see everyday--their shadow!

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Help your child build her very own science laboratory at home for experiments and science projects. This is a quick, easy, and fun educational tool!

Make a kindergarten "discovery table" that reinforces both science and writing skills. Here's how:

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

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

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

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

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

This science fair project idea provides evidence that air is everywhere and takes up space.