Good ways to learn Ruby on Rails

I started to learn Ruby on Rails in 2008. I just played with a blog project. It was fun to create something in Ruby.

Only in 2012 I decided to become serious about Ruby on Rails. I wanted to be able to build and maintain my business website with this language. Here is a list of great resources to learn Ruby on Rails. Some are free. Some are cheap. Some will cost you a few dozens dollars.

Building something is also a great way to learn!