Discover how and which salt melts ice the quickest.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This science fair project idea explores the different properties & interactions of sugar molecules.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

In this project students experiment with making music using only glasses of water.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

This science project teaches students to classify different shapes of leaves.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.