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

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

In this project students experiment with making music using only glasses of water.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

In this project children practice the scientific method while playing with puffy paint.

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

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Find out whether a longer airplane will fly farther or a wider paper airplane.

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?

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Learn whether writing things down really makes things easier to remember.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

This science fair project idea determines the most effective method of preserving food.

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Do you think heat can affect a plant's growth rate?

This science fair project idea determines if the color of light affects the growth of plants.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

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 some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

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