Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

This science fair project evaluates which sense produces the fastest response time: hearing, touching, smelling or seeing.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

This experiment uses personality assessments to evaluate if certain personality traits are more common in people with unusual first names.

This experiment evaluates if a noisy environment makes it harder for test subjects to perform tasks that require hand-eye coordination.

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

The project idea is to understand why chocolate turns white and to determine the fastest way that this process can occur.

Learn about the anatomy of the autonomic nervous system and its relationship to the rest of the body.

In this science fair project, students create their own miniature salt flats at home.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This experiment will evaluate if the environments that people work in affect their speed and accuracy in performing mental tasks.

This science fair project examines how seeds hitchhike on animals and clothing.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Evaluate the ability of a biodegradable dish detergent to increase the penetration of water in hydrophobic soils.