Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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

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.

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

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Transform your uncomfortable wooden shoes into charming mini planters!

Follow in the footsteps of movie character legends as you walk your little one through the steps of becoming a junior archaeologist.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

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

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

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

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

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.