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Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.

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

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

The project researches how lubricants affect the mechanical advantage of a pulley.

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

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.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

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.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

This middle school project examines the strength of horizontal versus vertical pointing eggshells.

This science project researches the correlation between barometric pressure and wind velocity.

This science fair project idea focuses on the use a conductivity device to determine the ionic concentrations of hard water.

The objective of this science fair project is to determine the rate at which participants can respond to different patterns.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.