In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

This science fair project idea investigates the hardness property of minerals.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

This science fair project idea examines which type of insulation holds in the most heat.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

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

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

This science fair project will help students learn about non-vascular plants, such as mosses.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

This science fair project idea investigates if fats add to the flavor of food.

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

This science fair project idea determines what household items are good conductors of electricity.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Help your kindergarten science maven explore the water cycle without getting everything wet.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

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

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.