Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

This science fair project idea examines the reason boats are shaped and engineered.

Science fair project that compares leaf pigments of various tree species. Which tree species do you think will have the most pigments and why?

Find out if most people can distinguish the difference between tones on different instruments.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

Determine which video game elevates the heart rate best and burns the most calories.

Science fair project that demonstrates that rotting food attracts insects that lay eggs on it.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

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

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Science fair project that examines the effects of soap on the surface tension of water. How does soap affect the surface tension of water?

Compare the ignition rates of various types of flame-retardant materials.

This science fair project idea investigates how the shape of an object affects drag.

Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.