This project will examine the relationship between materials and air resistance.

This project concerns activity happening millions of miles away, on the sun.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Learn whether writing things down really makes things easier to remember.

Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

Science fair project that cultivates slime mold and monitors the stages of its development.

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

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

This science fair experiment examines the relationship between gender, age, and smiling.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

In this science fair project, students evaluate if astrological signs provide clues about people's personalities.

Air resistance is a crucial factor when designing a parachute. In this science fair project, students find what type of material works best as a parachute.

Find out if most people can distinguish the difference between tones on different instruments.

This project explores whether similar type movie scenes are accompanied by music with similar characteristics.

This project examines whether corked bats truly make a ball travel farther than wooden bats that haven't been altered.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

In this science fair project, students evaluate if the phases of the moon affect the way people feel.

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

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.