Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.

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

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

Measure the effectiveness of detergent containing a UV-absorbing compound in blocking UV-A radiation. Use black light and UV detecting beads.

This science fair project idea experiments with spinning color wheels and optical illusions.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Learn about the factors that influence group conformity.

This experiment evaluates if personality affects the type of movies that people prefer.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

This experiment will explore if and where fractals can be found in the natural world.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This science project examines the thermal properties of several major greenhouse gases.

Find out which type of sponge holds the most water.

Study the effect of music on random rote memory. Examine the practical application of music in learning and education.

Discover the force of water! This article provides step-by-step instructions for creating your own science experiment.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

This project explores whether music affects the growth and health of plants.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

This science project researches the correlation between barometric pressure and wind velocity.

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

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.