This science fair project teaches students the differences between fruits and vegetables.

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.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

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

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

In this project children practice the scientific method while playing with puffy paint.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Learn all about balance and motion as your child designs a corn maze!

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

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Help your child make a beautiful homemade sandcastle that will last!

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

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

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

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

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.