This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

This science fair project idea examines the reason boats are shaped and engineered.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

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.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Find out which kind of bubble wrap fares best when put in impact.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project teaches students about wilting and browning of salad greens.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

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

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

In this fun experiment, we'll find out how color affects heat absorption!