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Determine whether the application of Febreeze will lower the bacterial count.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

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

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

In this fun science experiment, make a balloon car and test it on different surfaces to learn about sliding friction and rolling friction.

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.

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.

Which type of sunglass lenses gives you the best protection from the sun's harmful UV rays? Find out in this cool science project!

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

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

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

This science fair project idea focuses on the production of oxygen by plants during the photosynthesis process.

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

The objective of this science fair project is to determine the rate at which participants can respond to different patterns.