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

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

Discover whether the color of text correlates with ease and speed of reading.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

This science fair project investigates which of two learning modes most commonly used in school, visual and auditory, is better for information retention.

This science fair project idea investigates if fats add to the flavor of food.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

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

Evaluate if people are more influenced by video or audio advertising.

Explore whether pianists have the tendency to type faster than non-pianists.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

Science fair project which tests which antacids are most potent by measuring how well they neutralize the acid in lemon juice.

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

This classic children's game demonstrates how sound travels through air vs. through a solid.

This science fair project evaluates if and how eating a large meal affects ability to perform mental tasks.

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

This science fair project idea provides evidence that air is everywhere and takes up space.

This project will examine the relationship between wind velocity and direction and the distance a baseball travels.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

This science fair project idea explores the egg's thin membrane.

Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.

This experiment will evaluate if chewing gum affects students' test performance.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.