They have seven courses that are always free, mostly intro stuff but they are worth checking out: Ruby, RoR, Objective-C, DevTools, Git, R & jQuery http://www.

They have seven courses that are always free, mostly intro stuff but they are worth checking out: Ruby, RoR, Objective-C, DevTools, Git, R & jQuery http://www.codeschool.com/courses#all http://www.codeschool.com/courses#all