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

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

Will people still feel hungry once they eliminate grains from their meal? Find out in this science fair project idea!

This science fair project idea demonstrates how our fingers prune when in water.

Test the idea that people who wear glasses tend to be more educated. True or false?

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Will male or female hair grow faster? Find out in this science fair project idea!

Can cells be frozen? This science fair project provides information to answer this question.

Use a fish tank to simulate a pond! This science fair project explores the relationship between acid rain and the dissolved oxygen concentration of water.

This science fair project idea will be examining oxidation and acid rain

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

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

This science fair project idea determines the probability of a coin landing heads or tails.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

This experiment investigates whether there are certain sounds that affect men and women differently

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

This experiment investigates whether paper color influences people's ability to remember the information that they read.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Think about the adaptive utility of an important aspect of our physiology.

Students identify variables that affect the duration of high school romances and analyze data to predict the success or failure of ongoing relationships.