Construct batteries that make electricity from fruits with this fun science fair project.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.

This experiment uses Rosenberg's Self Esteem Scale to evaluate if there is a correlation between family size and self esteem.

Evaluate gender differences in processing visual information.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?

This experiment explores how listening in to a one-sided conversation affects concentration.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

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

This science fair project idea investigates if fats add to the flavor of food.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

Do males really prefer listening to male than female singers? Find out when exploring this science fair project!

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This project is about after-images and what possibly affects them.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

Test whether cutting up meats will make it cook faster than just cooking it whole.

Science fair project in which you will graft branches from different fruit tree onto a root stalk.

Can the force of air be used to propel a vehicle? This science experiment provides step-by-step instructions to help you answer this question.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Study history of aerodynamics of arrow design to create a perfect arrow. Test arrows by shooting at an archery target.

This experiment will evaluate how texting and talking on cell phones influence reaction time.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.