Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Compare ability of selected materials to block UV-A radiation. Shine black light though glass at detecting beads underneath. Note color intensity.

Construct and experiment with a periscope using reflected light rays to gather an image.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

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!

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

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Science fair project that demonstrates the process known as refraction, which allows glasses and contact lenses to help people with poor vision.

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

Learn about the factors that influence group conformity.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This awesome diffraction grating experiment puts high school students' applied math skills to the test by having them calculate the wavelength of laser light.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

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

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

In this experiment, you will be making your own paper flashlight by conducting electricty with graphite.

Slip some science into storm watching with a homemade rain gauge!

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Learn how the focal length of a lens affects a magnifying glass's magnifying power in this cool science fair project idea for 8th grade.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Explore the concept of receptive fields and why different parts of our body have different levels of sensitivity.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.