Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

This project determines how much the rebound rates of tennis balls change after ten games.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

This project examines whether corked bats truly make a ball travel farther than wooden bats that haven't been altered.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

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

In this project, a basketball containing different psi is dropped to see how well it bounces.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

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

Science far project which determines whether the material of a baseball bat affects the distance that the baseball will travel.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

This project will examine the relationship between wind velocity and direction and the distance a baseball travels.

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.

This project examines whether more expensive golf balls translate into better results on the golf course.

This science fair project idea explores if objects dropped from a high distance will equal a greater impact force than the object dropped from a low distance.

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

This experiment explores whether caffeine improves athletic performance.

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.