Download or read book Making Machines with Springs written by Chris Oxlade and published by Capstone Classroom. This book was released on 2015 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt: Why is a spring like a simple machine? What forces do you need for a spring to change shape? How do springs store energy? Look at everything from historical examples of springs, such as a ballista, to the role of levers in complex machines, such as racing cars.