Introduction

Robots are incredible machines. The more complicated ones are entrusted with building cars and digging tunnels, projects that require lots of moving and lifting power but also precision. You may even have heard of experimental robots that are used for surgical procedures and can sew sutures or make incisions.

It’s almost a science-fiction phenomenon in a way—how could anyone actually build one of those contraptions? It’s not science fiction, of course. Robots are built by people, and you’re a person—so let’s make a robot! I call the first chapter of my book, “You, Robot Builder,” because that’s what this book is about—showing how you can build a robot from the wheels up as you learn about motors, controllers, grippers, wheels, and ...

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