Determine whether the relationship between a personâs armspan and height are genetic.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

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

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

This project examines which type of dance burns the most calories.

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

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

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

Help your child add some flair to the family garden with pencil pinwheels!

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

This basketball project explores the best way to make the perfect shot every time.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

Check out is fun science fair project idea to learn about heat transfer and why certain insulating materials are more practical than others.

This science fair project idea determines the operating differences of AAA, AA, C, D batteries all with a 1.5 volt rating.

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

This experiment examines if space objects become round after reaching a certain mass.

This project determines how much the rebound rates of tennis balls change after ten games.

This science fair project idea examines the differences between bottle water, filtered water, and tap water.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

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.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

This experiment evaluates if a noisy environment makes it harder for test subjects to perform tasks that require hand-eye coordination.

Learn how to relight a candle by lighting the vaporized wax in the smoke, and test how various kind of wax and candle brands relight differently.