How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This experiment tests which gender is better at catching how a magician performs his tricks.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

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

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

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

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This science fair project idea identifies clouds as a means of predicting the weather.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.