Hi,
Hopefully beginners will find the following useful as a starting point, if others have some good links please ad them to this post.
Node
http://javascriptissexy.com/learn-node-js-completely-and-with-confidence/
http://blog.modulus.io/absolute-beginners-guide-to-nodejs
http://dailyjs.com/2010/11/08/node-tutorial-2/
Backbone
Express and backbone video tutorials - http://vimeo.com/javascript/videos
MongoDB
http://openmymind.net/mongodb.pdf
Debugging
http://erickrdch.com/2012/09/debug-a-nodejs-app-with-chrome-dev-tools.html
Books
Professional Node.js - Pedro Teixeira
Javascript: The Good Parts - Douglas Crockford
Node: up and running (online) - http://chimera.labs.oreilly.com/books/1234000001808/index.html
Developing Backbone.js Applications (Addy Osmani) - http://addyosmani.github.io/backbone-fundamentals/
Misc application examples
http://net.tutsplus.com/tutorials/javascript-ajax/introduction-to-express/
E-learning
http://www.codeschool.com – They have a month trial discounted every once in a while, it contains a JavaScript ‘stream’ which covers core JavaScript principles, JQuery, Node and Backbone