Code is everywhere. Turn on your TV, start your car, power up the washing machine, whatever process enables you to interact with a device or object contains some form of code. From simply displaying an icon on your iPad, through to the latest graphically immersive game, there are layers of code that define everything that happens. And you can learn how it all works. This manual is your guide to discovering the boundless world of code and programming. So let’s get started and learn how to code.