This science fair project idea addresses tempo, and whether faster or slower music works better as a study aid.

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

This experiment evaluates whether motivational music can improve athletic performance.

Investigate how to keep your fruit fresh for longer. The purpose of this science experiment it to determine which kind of bag best preserves fruit.

In this experiment you will evaluate whether praise improves athletic performance.

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

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Science fair project that determines whether wireless networks damage living plants. Are WiFi radiation hazardous to your health?

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

This experiment demonstrates the conservation and transfer of energy using a marble rolling over sandpaper.

This science fair project idea discovers the average time it takes for a person to remember something completely.

This science fair project idea tests the efficiency of short term memory.

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Free science fair project idea examining how different types of water affect plant germination and growth.

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

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

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

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

In this science fair project, students evaluate if the phases of the moon affect the way people feel.

Can the force of air be used to propel a vehicle? This science experiment provides step-by-step instructions to help you answer this question.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.