This book contains an introduction to the idea of programming on a phone, illustrating in depth everything one needs to know to get started with the TouchDevelop app and the TouchDevelop language. The book is comprehensive in its treatment of the language, and follows a logical structure from simple constructs to more advanced ones. The aim of the book is twofold: It tells a teacher everything there is to know about the new programming paradigm, and it serves well as a reference to students who are learning the system.
Download here: http://www.touchdevelop.com/book
