Chapter 1, Things to Know Before You Build a Drone, discusses all the basic ideas about drones, how you can identify them, what types of things are required to make drones, and explains a lot of preliminary ideas.
Chapter 2, Assembling Your Drone, helps you to start assembling our drone, install the modules to the drone, and get a very basic drone ready for flying. You'll also learn some aerodynamics regarding the flying of a drone. You'll learn some tricks to avoid crashing your drone in this chapter too.
Chapter 3, Preparing Your Drone for Flying, helps you to prepare your quadcopter for flight. We will learn how to calibrate some sensors and modes for the ArduPilot. In the end of the chapter, you'll learn how to configure ...