This science fair project idea discovers the average time it takes for a person to remember something completely.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

This science fair project collects information on the Internet about yourself and others.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Find out whether packaged seeds actually do expire in this new science fair project idea.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

This project examines whether more expensive golf balls translate into better results on the golf course.

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

This science fair project examines discover whether different formations of deodorant works better for certain skin types.

How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.

This science fair project idea explores whether talking to a plant will help it grow.

This science fair project idea examines whether people can decode scrambled messages.

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.

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

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.

This experiment will explore the best way to create a perfect soft-boiled egg.

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

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