In this brand new book by Travis Faas, published by CRC Press, you'll get a comprehensive introduction to Phaser:
"Experience the thrill of crafting your own HTML5 game with Phaser.js game engine. HTML5 and modern JavaScript game engines have helped revolutionized web based games. Each chapter in An Introduction to HTML5 Game Development with Phaser.js showcases a sample game that illustrates an aspect of Phaser.js (now Lazer.js) that can be used as is, or in remixed games of the developer’s design.
Each of these examples help the reader to understand how to optimize JavaScript game development with modern project tooling like Grunt and Bower. Though the world of HTML game development continues to grow and evolve, An Introduction to HTML5 Game Development with Phaser.js, provides a grounded resource and vital learning tool to anyone looking to optimize web game development process."
Editors Note: Just to be clear - this is an unofficial Phaser book, and not affiliated with the Phaser team.