
Tutorial
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Learn to Program, by Chris Pine
An interactive tutorial that lets you try out Ruby right in your browser. This 15-minute tutorial is aimed at beginners who want to get a feeling of the language. Ruby Koans
Documentation
The Award for the Advancement of Free Software is given annually to an individual who has made a great contribution to the progress and development of free software, through activities that accord with the spirit of free software. This year, it was given to Yukihiro Matsumoto (aka Matz), the creator of the Ruby programming language. Matz has worked on GNU, Ruby, and other free software for over 20 years…
Ruby Programming Language
This guide is designed for beginners who want to get started with a Rails application from scratch. It does not assume that you have any prior experience with Rails. However, to get the most out of it, you need to have some prerequisites installed: The Ruby language version 1.8.7 or higher Note that Ruby 1.8.7 p248 and p249 have marshaling bugs that crash Rails 3.0.
Ruby on Rails Guides: Getting Started with Rails
Ruby Quiz
Yes, but it's under new management and this is no longer the site for the current challenges. After running three years worth of quizzes, I retired as quizmaster and passed the project on to some loyal fans. New quizzes are still posted to the Ruby Talk mailing list so look for them there if you want to participate. The rest of these questions are left as they were during my time overseeing the project for archival purposes. What Is Ruby Quiz? Ruby Quiz is a weekly programming challenge for Ruby programmers in the spirit of the Perl Quiz of the Week.Ruby Tutorial - Learn Ruby
RubyLearning.com is a thorough collection of Ruby Study Notes for those who are new to the Ruby programming language and in search of a solid introduction to Ruby's concepts and constructs - ruby-lang.org . Speed up your Ruby programming learning process by joining 1000s of other would-be Ruby developers around the globe at the Online RubyLearning Class . Step through the convenient lessons related to 'Ruby' and post your Ruby-related queries, questions and the RubyLearning team shall explain and solve them for you. The Ruby eBook contains all the Core Ruby topics covered on this site. The eBook is over 200 pages and is in pdf format.Ruby Tutorial: Ruby Study Notes - Best Ruby Guide, Ruby Tutorial
A former student asked me a few days ago how I learned Ruby on Rails. The answer was that I simply read alot of great tutorials. So in the spirit of sharing, here are the 12 tutorials that I found most useful:

