Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science fair project idea explores whether the color of surroundings affects human mood.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

This science project teaches students to classify different shapes of leaves.

Evaluate the efficacy of different pain management techniques.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

Test the placebo effect in different groups of people.

Science fair project that designs a video game that requires players to use relevant skills.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

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

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

Will people perceive your intelligence differently depending on your hair color? Find out in this science fair project idea!

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

This project examines whether people's taste perception is influenced by what they see.

In this experiment we use Scotch Guard to make sand that resists water.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

This science project examines the thermal properties of several major greenhouse gases.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.

Discover whether people can distinguish what a person looks like just by listening to their voice.

Here's a guide to starting a community clean-up project from scratch.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.