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Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

Research information on vitamin content in foods, Examine the effect of vitamins, test organic samples of fruits, meats, grains for vitamin content.

Create groups of volunteers based on frequency of playing video games. Compare driving records. Analyze data, interpret findings.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

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

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

Take a dive into the candy jar with this yummy science experiment.

This science fair project demonstrates the "power of conformity".

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

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This experiment will use computers to examine how the famous Mandelbrot set can be manipulated in fractals.

This conservation of energy demonstration shows why the first hill is the highest on a roller coaster. Learn more about potential and kinetic energy!

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

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.

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

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.

Discover the interactions of synthetic dyes and natural dyes on natural and artificially-made fabrics.

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

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

Free science fair project idea examining how different types of water affect plant germination and growth.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

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.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

This science fair experiment organizes made-up elements to simulate Mendeleev when he made the periodic table of elements.