This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

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!

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

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.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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

Help your kindergarten science maven explore the water cycle without getting everything wet.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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!

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.