How fast is the wind blowing? This science experiment provides step-by-step instructions to help you answer this question.

This science fair project determines the quality of a given product.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

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

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Learn how different types of soil affect how animal tracks form in this experiment!

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Learn how the focal length of a lens affects a magnifying glass's magnifying power in this cool science fair project idea for 8th grade.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

This project explores differences in people's reactions to images in color and images in black and white.

This experiment investigates whether the psychological phenomenon of the halo effect can be used to explain people's perceptions of others.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Examine the effect of pressure on carbonation in soda.

Help your middle schooler improve his observation skills by playing this simple observation and spatial memorization game.

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.