Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

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

This science fair project idea investigates how color affects temperature.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

This science research project challenges students to think of more effective lobster farming methods.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

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

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

This science fair project idea examines the reason boats are shaped and engineered.

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

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This project investigates the affect of storage temperature on microwave popcorn.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

This science fair project idea investigates how the shape of an object affects drag.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This science fair project idea produces sounds by creating vibrations using different objects.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

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!

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.