Links
Scala.js - Compiles Scala code to JavaScript to run in a browser.
Hands-on Scala.js - A nice tutorial for Scala.js.
ScalaCSS - That's right, there is a project to let you build CSS with Scala so the compiler checks things.
w3schools - A nice site with tutorials and references.
htmldog - Another site with tutorials and references. (Shared by Hayden.)
wifeo - This has a bunch of cool examples of things you can do in CSS labeled by difficulty.
csszengarden - A collection of cool CSS designs. (Shared by Camille.)
3D Worlds with HTML and CSS - (Shared by Sean M.)
Insane Interactive Resume - To understand how insane, play with the scroll bar. (Shared by Sean M.)
Web Jargon - (Shared by Zach S.)
Chrome Extensions - (Shared by Zach S.)
Canvas Palette Tricks - (Shared by Evan Cofer)
Startup Ideas - These are potential startups from 2008. They would make good project ideas for the class.
Meetups
Hill Country JavaScript - Group of JavaScript programmers
Ruby Rebels - Group for Ruby on Rails