Help your child plant a "tea garden": a garden made of herbs for making teas.

This project investigates the affect of storage temperature on microwave popcorn.

Learn all about balance and motion as your child designs a corn maze!

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

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

Try this chemistry experiment with your curious kid and get some "shocking" results!

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

The goal of this project is to create an exciting topographical map out of dough.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

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

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.