Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

Discover how and which salt melts ice the quickest.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

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

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 idea determines if the color of light affects the growth of plants.

In this design challenge, your child will make a bottle rocket using typical household items.

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

Learn all about balance and motion as your child designs a corn maze!

Check out this cool science fair project on identifying rocks and minerals for kids.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

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

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

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

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

This science fair project idea investigates how magnetism can defy the force of gravity.