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

This science fair project idea determines which method of hand cleansing is the most effective.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

People have favorite flavors, but what about ants? Which ant food is the most popular?

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

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

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

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.