Free Courses and Tutorials

Codecademy
Learn to code interactively, for free.
Coursera
Free online courses from the nation's top universities.
EdX
EdX offers free online courses and classes. Find the latest MOOC from the world's best universities including MIT, Harvard, Berkeley, UT and others.
Khan Academy
Video tutorials that provide an introduction to programming and computer science.
Udacity
Learn to code from the best online free courses and Nanodegree programs
Develop PHP
Learn web development, software engineering, application scripting, graphic design and much more at the DevelopPHP Development Technology Training Center.