Chapter 3. Paper Engineering

Paper is an excellent material for prototyping at low cost with a minimum of tools, but it’s also used to make imaginative structures and entertaining machines.

Paper Structures

Figure 3-1. Paper machines are made of cogs, widgets, and do-dads, just like other kinds of machines.

You probably don’t usually think of paper as a building material. After all, a piece of paper sags under its own weight. It certainly can’t hold anything else up, like a heavy pile of books!

But when you bend a piece of paper, something interesting happens. All of a sudden, you’ve got a strong, stable material—strong enough to support ...

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