Make 10 Marvelous Machines with Stem - Hardcover

by Chelsey Luciow (Author)

Engineers know there's always more than one way to solve a problem. Use your STEM smarts to brainstorm, design, and build a machine in 10 different ways. Step-by-step projects will introduce you to the STEM concepts at the heart of making machines. Take the projects further by experimenting with your own designs!