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This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Science fair project that evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

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

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

The objective of this free science fair project is to examine the way in which the phases of the moon affect circadian patterns in mammals.

How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Devise list of randomly chosen words, test how many words volunteers can remember. Compare results of adults and children. Which have better memories?

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

Examine the influence of the phase of the moon on moisture capillarity in garden soil. Measure and record the depth at which water is first detected.

Science fair project that determines whether moths are attracted to one color of light more than others.

Think about the adaptive utility of an important aspect of our physiology.