The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Determine how we can separate the components of a solution

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Science fair project that determines whether mass and weight are the same or different.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

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

Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.

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.

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

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?

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