In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

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

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

In this challenge, students are tasked with creating a car that can be powered by a balloon!