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

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 conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

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

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

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

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

In this fun experiment, we'll find out how color affects heat absorption!

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

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.

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.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

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 idea explores how far the âdanger zoneâ is from different types of caution signs.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.