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

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

This science fair project teaches students the differences between fruits and vegetables.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Use pepper and soap to discover some fun facts about the properties of water.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Using a toy race car kids create a visual model of the Doppler Effect.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

This project compares the strength of one, two, and three-ply toilet paper.

Discover how and which salt melts ice the quickest.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Have your child kick off their summer vacation by making a miniature water slide!

This science fair project idea determines what household items are good conductors of electricity.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

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

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.