Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Learn how to make a periscope with this cool engineering science fair project idea, and learn about optics to learn how a periscope works.

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

This science fair project idea determines if material and tensile strength of different types of skateboard wheels affects the velocity of the skateboarder.

Find out which kind of bubble wrap fares best when put in impact.

This science fair project idea identifies and understands adaptations in birds.

Here's a science activity to help your child investigate how seeds are designed to travel.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Discover whether a metal will expand under hot water.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Find out whether matching resonant frequencies can cause objects to shatter.

Explore the belief in astrology as a predictive system.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Find out whether putting something on top of a plant will inhibit its growth.

Do suds equal more clean or does a sud-free cleaning agent works just as well or even better?

Do different types of oil mix or stack? Find out in this science fair project idea!

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

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

Will male or female hair grow faster? Find out in this science fair project idea!

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

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!