Stemwurks

Description: Thames & Kosmos 625414 Structural Engineering: Bridges & Skyscrapers Do you ever wonder how bridges span huge distances and how skyscrapers stay standing? Structural engineers use physics and their knowledge of the properties of building...

Description: Thames & Kosmos 665069 Simple Machines Jumpstart your study of mechanical physics by learning all about simple machines and how the're used to make complex tasks easier to do. Through 26 model-building exercises, you'll investigate all...