This science fair project idea measures physical dexterity as a function of temperature.

Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

This project examines whether people's taste perception is influenced by what they see.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

This science fair project idea demonstrates how our fingers prune when in water.

The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

This science fair project idea investigates how color affects temperature.

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

Test out various brands of permanent markers to see which one is least water soluble.

Determine whether the application of Febreeze will lower the bacterial count.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.

This project examines whether humans can intuitively grasp numeric values greater than three.

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

Science fair project that demonstrate how abrasions are formed on rocks in nature and the variations between types of rocks.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

This experiment will explore if magnetism has any effect on the regeneration abilities of flatworms.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

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

This science fair project studies whether DSLR and Point-and-Shoot cameras work the same way under all conditions.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

Learn how to relight a candle by lighting the vaporized wax in the smoke, and test how various kind of wax and candle brands relight differently.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

This science experiment tests if dog saliva can really help heal wounds.

Does fear cause the same physiologic responses in men and women? This experiment measures people's blood pressure and heart rate while watching a scary movie.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!