The following resources are good & FREE
- tryruby - rubymonk - ruby.about.com - Programming Ruby(http://docs.ruby-doc.com/docs/ProgrammingRuby/) - http://www.codecademy.com/tracks/ruby - http://rubylearning.com/satishtalim/tutorial.html - ruby.learncodethehardway.org - rubykoans.com - https://learn.thoughtbot.com/ruby - http://iwanttolearnruby.com/ - http://www.tutorialspoint.com/ruby/ - http://ruby.bastardsbook.com/toc/ - http://ruby-doc.org/ - http://pine.fm/LearnToProgram/ - http://mislav.uniqpath.com/poignant-guide/
Why's Poignant Guide To Learning Ruby (yes, that is the name...)
The following resources are good & FREE