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

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

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

This project compares test subjects' responses to whining and other "attachment" and attention-getting sounds to determine which sounds are most distracting.

Devise list of randomly chosen words, test how many words volunteers can remember. Compare results of adults and children. Which have better memories?

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

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.

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.

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.

Demonstrate the principle of jet propulsion in this science fair project by building a rocket from household materials.

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

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

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

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This science fair project idea explores the fastest average speed a human can talk.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Study blind spots, run experiments in blind spot detection, design an original blind spot experiment, test your design on volunteers

Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

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

Plant sunflower seeds , measure height, calculate average height, compare size and weight of heads. Interpret findings in detailed report.

Research active ingredients in anti-aging creams. Test skin creams on volunteers, document the effectiveness of the creams with before an after photographs.

Create groups of volunteers based on frequency of playing video games. Compare driving records. Analyze data, interpret findings.

Research information on vitamin content in foods, Examine the effect of vitamins, test organic samples of fruits, meats, grains for vitamin content.

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!

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

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