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Study how we perceive color by exploring optical illusions such as pointillism, digital images, and Ishihara tests.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

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.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

This experiment uses personality assessments to evaluate the prevalence of specific character traits in left-handed and right-handed people

This science fair project collects information on the Internet about yourself and others.

This experiment investigates if small changes in your diet can alter your basal body temperature.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

This experiment evaluates if personality affects the type of movies that people prefer.

Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.

Discover how and which salt melts ice the quickest.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

The objective of this science fair project is to determine the rate at which participants can respond to different patterns.

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

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?

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

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 that tests the effects of temperature change on the reactivity of the catalase enzyme.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

The objective of this experiment is to evaluate the effects of acid rain on plants.