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.

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.

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

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?

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.