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Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

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

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Discover whether ants are more attracted to natural cane sugar or artificial sweeteners.

Can you win a staring contest? Would your performance be influenced by your eyesight? Find out in this science fair project idea!

It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

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

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

This middle school science fair project evaluates test subjectsâ ability to determine what a person is feeling by reading their facial microexpressions.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

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

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project idea explores discover whether there are any patterns or trends in the memories between different genders.

Research basic components of vacuum cleaners, consult vacuum cleaner manufacturers for advice. Design vacuum with attachments that change automatically.

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

This science fair project idea produces varying pitches of sound.

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.