This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

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

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

Determine the effect of reading aloud on memory skills. Prepare a list of randomly chosen words, ask volunteers to recall as many as possible from the list.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

This interactive project invites science fair-goers to participate in examination and recording to demonstrate the importance of firsthand observation.

Determine the effect of homework on academic performance. Collect grade info at the end of a semester, determine correlation between grades, amount of homework

Research currently available fuel sources, and fuel manufacturing and processing techniques. Propose an alternative fuel source.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

Science fair project that illustrates the properties of black holes in space.

Science fair project that determines the effect of concentrated mental effort on physical performance levels.

Test of the effect of exercise on rote memory. Prepare a single list of 40 randomly chosen words. Have volunteers recall as many words as possible.

This science fair project idea explores whether certain physical and mental traits run in the family.

Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report

Evaluate gender differences in processing visual information.

Describe the lives of commercially raised chickens. Contact local chicken farmers for information and advice. Write a detailed report about farming techniques.

This science fair experiment examines the relationship between gender, age, and smiling.

A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?

This experiment will explore the possibility of creating an infinite object by hand.

This science fair project demonstrates the "power of conformity".

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

This experiment investigates whether the psychological phenomenon of the halo effect can be used to explain people's perceptions of others.

This project explores whether music affects the growth and health of plants.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

Science fair project that determines whether brain size is correlated with intelligence.