What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

This project involves the programming and development of a 3D Rubik's Cube application using C++.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

The objective of this science fair project is to determine the rate at which participants can respond to different patterns.

This science fair project idea investigates how images are influenced by changes in light.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

This project examines whether humans can intuitively grasp numeric values greater than three.

Find out whether matte or shiny nail polish lasts longer.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

This science experiment tests if dog saliva can really help heal wounds.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Study and categorize the functions and types of genes. Run gene experiments chosen from links. Analyze data, explain ideas in a detailed report.

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

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

In this activity, your child will be challenged to make a tower using paper cups.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Test your friends to find out if you can replicate the placebo effect's incredible results.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

Investigate the kinds of memories we tend to store and the emotions we store with them. Determine if memories have a strong emotional component.