In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

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

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Using a toy race car kids create a visual model of the Doppler Effect.

In this science fair project, students use the streak test to tell minerals apart from each other.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

In this science fair project, young children notice and track changes in trees throughout the year.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Learn how different types of soil affect how animal tracks form in this experiment!

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.