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

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.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

In this project, waves of vibrations are experimented with using water in glasses.

This project compares the strength of one, two, and three-ply toilet paper.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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.

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

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

This science fair project idea determines if family members can recognize one another using only the sense of smell.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

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!

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.

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

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

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

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

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.