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.

Examine the effect of pressure on carbonation in soda.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

This project compares the strength of one, two, and three-ply toilet paper.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

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.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

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

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

This project examines whether people's taste perception is influenced by what they see.

In this science project, the center of gravity is explored.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Find out whether putting something on top of a plant will inhibit its growth.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Plants and light seem to be good buddies, but how far does the friendship really go?

Set off an a science adventure as you prepare a row of bee homes for your new visitors.