"Cool Stuff and How It Works" by Chris Woodford and "The Building of Manhattan" by Donald Mackay are similar and different in several ways. Even though they may be in relation two completely different things, they both are teaching the readers how things work. "Cool Stuff and How It Works" is referring to how technology is made. "The Building of Manhattan" is about how the city was made. "Cool Stuff and How It Works" by Chris Woodford is about how technology works. In the book, it teaches about cell phones, microchips, robots, computers, and machines, etc. "The Building of Manhattan" by Donald Mackay is about the city of Manhattan. It teaches about how the city was made and how things in the city works. It talks about the construction