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Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

This science fair project idea explores which kinds of earplugs are the most effective.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science fair project idea explores whether the color of surroundings affects human mood.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

Science fair project that uses iodine vapors to develop latent fingerprints on a non-porous object.

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

Evaluate gender differences in processing visual information.

Test the placebo effect in different groups of people.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

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

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

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

How much gas is released into your stomach by your favorite beverages? This project examines which beverages produce the most gas.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

This project examines how temperature affects the volume of gas in balloons.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Determine the effect of reading aloud on memory skills. Prepare a list of randomly chosen words, ask volunteers to recall as many as possible from the list.

Science fair project that designs a video game that requires players to use relevant skills.

The objective of this science fair project is to determine whether drawing with the right side or the left side of your brain will produce a better picture.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.