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This project examines which style of central-air system filter traps the most particles from the air.

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

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

How fast is the wind blowing? This science experiment provides step-by-step instructions to help you answer this question.

Science fair project that tests whether cats have a preference for organic food.

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

Discover which method for odor removal words the best for stifling refrigerator odors.

Observe which kind of fresh long-stemmed flower will last the longest after being picked.

Examine the impact of insecticides on plant growth.

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

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Can you wink? Is your ability to wink genetic or simply based on chance? Find out in this science fair project idea!

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

In this science fair project, students test how objects float and sink in liquids of different densities.

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

This science fair project investigates what type of cookie sheet bakes the best cookies.

This experiment investigates whether the primacy effect is observed more frequently in specific populations of people.

Detail the chemical properties, nutritional value, medicinal effects of garlic, Write a detailed report, prepare recipes.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.