Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

This science fair project examines how seeds hitchhike on animals and clothing.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

This science fair project teaches students about wilting and browning of salad greens.

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.

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

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.

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

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

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