Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

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

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

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.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Science fair project that determines how we can change potential energy into kinetic energy.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

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

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

This project examines the concentration of dissolved oxygen in water, with and without oil.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

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!

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

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

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!

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

This science fair project determines which of two chemical agents can be used to release the drug (tea) from hydrogel crystals.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

This science fair project idea focuses on the use a conductivity device to determine the ionic concentrations of hard water.