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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.

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

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

This science fair project examines discover whether different formations of deodorant works better for certain skin types.

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

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

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

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

This science fair project idea measures physical dexterity as a function of temperature.

Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.

Science fair project that determines how we can change potential energy into kinetic energy.

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

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Learn about the right-hand rule for magnetic force! Use a cathode ray tube in this physics experiment to see a magnetic field's effect on an electron beam.

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 idea quantifies exactly how accurate the cricket thermometer is.

Construct and experiment with a periscope using reflected light rays to gather an image.

In this science experiment, test the pH of soil surrounding a gas station to determine if gas stations have a negative effect on the environment.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

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

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

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

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.