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Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Science fair project that uses iodine solution to demonstrate how starch is turned into sugar when it is chewed in the mouth.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

This experiment tests which gender is better at catching how a magician performs his tricks.

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.

This science fair project idea explores discover whether mixing solutions of equal distances from neutral pH (7) will create a solution close to pH 7.

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

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Discover whether people can distinguish what a person looks like just by listening to their voice.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

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

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Young physicists learn about apparent weightlessnessâthat weird sensation you sometimes feel in elevators, turbulent airplanes, and roller coasters.

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

Discover the interactions of synthetic dyes and natural dyes on natural and artificially-made fabrics.

Find out whether matching resonant frequencies can cause objects to shatter.

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

Science fair project that examines the physical features of elephants and butterflies and draws conclusions about their similarities.