In this science fair project on the relationship between distance and time, kids explore the behavior of gravitational acceleration through direct observation.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

This fun middle school science fair project idea explores the process of respiration and determines whether boys and girls have the same lung capacity.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

This science fair project idea investigates food preference of birds.

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

Learn how different types of soil affect how animal tracks form in this experiment!

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

In this experiment a spectrometer is used to analyze the light emitted by burning ion solutions.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Check out this cool science fair project idea to explore various aspects of projectile motions like mass, angle and distance.

This science fair project idea examines various dead zones and investigates the cause and how it can be fixed.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Would you be able to tell the difference between colored contacts and natural eyes from a normal distance? Find out in this science fair project!

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This classic children's game demonstrates how sound travels through air vs. through a solid.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

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.

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

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.

This science fair project idea explores if people with cool skin tones prefer cool colors and people with warm skin tones prefer warm colors.

Evaluate gender differences in processing visual information.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

This experiment evaluates whether a person's eye color affects their ability to identify colors in low light.

Can cells be frozen? This science fair project provides information to answer this question.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.