How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Evaluate gender differences in processing visual information.

Test whether spot magnets can help improve the symptoms of an injury.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

This science fair project challenges students to research vortices occurring in nature and then create their own vortex.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

This science project challenges high school students to study the linguistic evolution of text messaging.

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

This science fair project aims to examine the nature of pi and analyze other properties and values related to circles, such as radius, diameter

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.

Science fair project that teaches you key definitions of molecular science, and how different isotopes of an element affect the relative atomic mass.

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

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.