Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.

This experiment evaluates whether the phenomenon of "choice blindness" occurs more often with men or women.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

This project explores the interaction between air pressure and playing surface in determining a basketballâs bounce.

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

This basketball project explores the best way to make the perfect shot every time.

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

Discover whether a metal will expand under hot water.

Science fair project in which you will create your electricity by making a homemade battery using salt water, a nail, and a copper wire.

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Cleaning can be a chore, but not with this sudsy experiment!

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Learn about what happens to a current-carrying wire in a magnetic field in this cool electromagnetism experiment!

This science fair project idea produces varying pitches of sound.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Study the anatomy of the brain and the functions of the corpus callosum. Research split brain surgery and its impact on advances in neuroscience.

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.