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

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.