Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

This science fair project idea will be examining oxidation and acid rain

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Design a livable building that functions without electricity. Consider necessities, comforts and entertainment. Build a scale model of your design.

Science fair project that determines how we can change potential energy into kinetic energy.

This project will explore whether music influences physical endurance.

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

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

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

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

Do you think heat can affect a plant's growth rate?

This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

Demonstrate if cooking destroys all bacteria that is present in raw meats such as salmonella.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

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

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

This science fair project idea explores whether dogs do look like their owners.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

This science fair project idea explores if people with cool skin tones prefer cool colors and people with warm skin tones prefer warm colors.

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.