Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

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!

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

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

This science experiment has students test whether a snail moves faster on concrete or dirt.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Cleaning can be a chore, but not with this sudsy experiment!

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

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

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

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

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

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.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

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

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!

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.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

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

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