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This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

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

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

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

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

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

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

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

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.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.