What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

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!

Help your young scientist celebrate the wonders of the night sky in the comfort of your own home.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

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

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!

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

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

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

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!

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

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.

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.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

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.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

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

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

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.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

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

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

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