This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

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

This science fair project idea compares the cuteness reaction between genders.

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

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

Find out whether matte or shiny nail polish lasts longer.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Research what is known about Alzheimer's disease and its treatment, and then prepare a script for television to educate the public.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

This social science experiment assesses whether the timing of peak mental performance shifts from afternoon to morning as we age.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

This science fair project idea raises awareness of a real ecological issue.

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

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

This science fair project compares the abilities of men and women to understand subtle communication through body language.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

This science fair project idea explores if male or female humans are more likely to exhibit some form of color blindness.

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

This science fair project idea examines whether boys and girls differ in reflexes.

The objective of this experiment is to evaluate the effects of acid rain on plants.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.