Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

In this science fair project, students use the streak test to tell minerals apart from each other.

This project explores whether there is an effect on people, including heart rate and self-expressed mood, when they are exposed to different types of music.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

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 science fair project, students examine how temperature affects sugar transport within a plant.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

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

This project will explore whether test subjects, deprived of points of reference, will, in attempting to walk a straight course, walk in circles.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

In this experiment a spectrometer is used to analyze the light emitted by burning ion solutions.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This fun science project explores the climate change over the course of the history of Earth and helps construct a diorama representing a geologic time period.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

This experiment strives to determine if tracking of conservation habits will lead to reductions in a family's electricity and water bills.

This experiment will explore the best way to create a perfect soft-boiled egg.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

Test whether spot magnets can help improve the symptoms of an injury.

In this science fair project, students make their own rain gauge to measure rainfall.

The purpose of this science fair project is to determine whether Green Bags, with or without refrigeration, are most effective in preserving food.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

This science fair project idea explores whether the color of surroundings affects human mood.

This project examines how temperature affects the volume of gas in balloons.