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This science fair project idea determines if the temperature of rubber effects how high it bounces.

Students identify variables that affect the duration of high school romances and analyze data to predict the success or failure of ongoing relationships.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Science fair project that determines whether disinfectant sprays or disinfectant soaps are more effective at removing bacteria from hands.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

This experiment investigates if stress alters body temperature.

This science fair project idea investigates how the shape of an object affects drag.

This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.

This science fair project idea investigates food preference of birds.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

The goal of this project is to create an exciting topographical map out of dough.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Use a dichotomous key to identify plants or animals.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

This project explores whether music affects the growth and health of plants.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

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.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

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

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Examine the impact of insecticides on plant growth.

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.

This science fair project idea investigates which objects float and sink in honey, water, and oil.