Some of you may be interested in the new eBook series Master Space and Time With JavaScript, available at
http://www.noelrappin.com/mstwjs. Master Space and Time With JavaScript gives you guidance on how to approach the simple parts of your JavaScript code first and how to manage the complex parts as needed, with a strong test-first focus.
It is a four book series aimed at developers who have a basic knowledge of JavaScript but who need to learn about newer tools and practices. The first book, which is free, covers Jasmine and jQuery. The second book, which is $7 applies Jasmine and jQuery to larger widgets. Book 3 and 4 will cover Backbone and Ember, and you can pre-order the whole set for $15.