The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

The objective of this science project is to investigate why NASA has been using aerogel for the Stardust Project for collecting gas and dust from comets.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

The purpose of this science fair project is to build a basic radio.

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

What colors can dogs see? Do they only have black and white vision, or can they see other colors too? Find out in this cool science experiment!

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

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!

This project examines the concentration of dissolved oxygen in water, with and without oil.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This science fair project idea discovers the effect of (high) heat on animal cells.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

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

The objective of this experiment is to find out if cooked beans grow faster, if at all, than uncooked beans.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

The objective of this free science fair project is to examine the way in which the phases of the moon affect circadian patterns in mammals.

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

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

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.