Karakuri: Make Moving Mechanical Paper Models

Here is a book on how to make paper automata by Keisuke Saka.

From the book description:

Detailed explanations, accompanied by diagrams, explain the physics behind how karakuri move and operate, so you really learn about the properties of the different types of gears and cams. And to inspire you, also included are four fun, full-color karakuri models designed by the author, a well-known paper engineer.

Here is the link to Karakuri: How to Make Mechanical Paper Models That Move

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