How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This science fair project idea investigates how the shape of an object affects drag.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

In this science fair project, students create their own miniature salt flats at home.

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

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

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!

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

In this activity, your child will be challenged to make a tower using paper cups.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Making your own glass cleaner is easy, effective and inexpensive!

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

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

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.