How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great 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.

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

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

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

In this design challenge, students will be tasked with creating a bouncy ball polymer!

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

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

In this fun science experiment, make a balloon car and test it on different surfaces to learn about sliding friction and rolling friction.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

This science fair project idea raises awareness of a real ecological issue.

What combination of cloth and stain will be the easiest for removing stains? Test and experiment!

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

This science fair project idea identifies and understands adaptations in birds.

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

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

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.