In this activity, learners will discover how to make a basic water filtration system using common materials found around the house or outside.

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

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

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

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

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

How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.

This science project researches the correlation between barometric pressure and wind velocity.

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!

This science fair experiment examines the relationship between gender, age, and smiling.

How well can people recall what they have observed. Test your knowledge in this fun experiment.