Incoming Resources
- How machines work, zoo break!, David Macaulay
- Machines and how they work, Harvey Weiss. --
- The how and why of mechanical movements, exactly how machines work: engines, turbines, transmissions, brakes, clutches, rockets, atomic generators, gyroscopes, guidance systems, Illustrated by Ray Pioch. --
- Machines go to work, William Low
- I love big machines, McComas/Strachler production, Parts 1 and 2,, Fullscreen
- Castle under siege!, Andrew Solway
- Simple machines, by D.J. Ward ; illustrated by Mike Lowery
- Power machines, Ken Robbins
- Machines, Peter Harrison
- Scrapers, by Derek Zobel