In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.

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

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

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

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This science fair project idea determines whether dogs can be trained faster using a food reward or praise.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

This biodiversity project examines the biodiversity in your own backyard.

Compare ability of selected materials to block UV-A radiation. Shine black light though glass at detecting beads underneath. Note color intensity.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

This science fair project idea determines if material and tensile strength of different types of skateboard wheels affects the velocity of the skateboarder.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!