Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Start your toy engines -- this is going to be a fast and friction-filled race!

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!

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

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

Test your friends to find out if you can replicate the placebo effect's incredible results.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

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

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

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.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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!

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This project makes young children uniquely aware of their sense of touch and its ability to alone give them information about the world around them.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Test whether plants can grow without sunlight and water.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!