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.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

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

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.

Examine the influence of the phase of the moon on moisture capillarity in garden soil. Measure and record the depth at which water is first detected.

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

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

This project explores whether there is an effect on people, including heart rate and self-expressed mood, when they are exposed to different types of music.

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

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

This project investigates the affect of storage temperature on microwave popcorn.

This science fair project idea investigates food preference of birds.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

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!

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

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

Study the effect of music on blood pressure. Compare blood pressure readings before and after the listening session. Analyze results, write a detailed report.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

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 project concerns activity happening millions of miles away, on the sun.

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

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