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Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

Kids make an electromagnet in this electromagnetic induction experiment to learn about induction, current, and the right-hand rule.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea explores how length affects the weight a bridge can hold.

Make a backbone model to explore human anatomy and life science.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

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

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Demonstrate Newton's laws of motion by examining the relationship between mass, force, and acceleration during free-fall.

This science fair project idea determines what household items are good conductors of electricity.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Determine whether carpet placed on a lawn will kill grass and weeds. Choose an area of lawn that you would like to remove, record grass that is dead or dying.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

This science fair project idea demonstrates that plants give off water.

This science fair project explores how osmotic pressure forces water through the root up into the plant.