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.

This science fair project idea explores whether talking to a plant will help it grow.

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

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.