If you like explanations that are more playful, Why's (Poignant) Guide to Ruby comes to mind: http://poignant.guide/ http://poignant.guide/ Not necessarily rem

If you like explanations that are more playful, Why's (Poignant) Guide to Ruby comes to mind: http://poignant.guide/ http://poignant.guide/ Not necessarily reminiscent of a children's book, but still a more entertaining way to learn a programming language than most guides.