This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

This middle school project examines the strength of horizontal versus vertical pointing eggshells.

The goal of this project is to create an exciting topographical map out of dough.

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

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

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

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

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

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

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

Get a fun science fair project idea for high school students on the basic and current information on the process of propulsion.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

What kind of fabric holds dye best? How can you improve a dyed fabric's colorfastness? In this colorful project, test colorfastness using mordants and bleach.

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.

This experiment evaluates if the lighting in a room affects the speed at which test subjects perform mental tasks.

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

This science fair project idea produces varying pitches of sound.

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.