4 stars: I've been using it for Python. It's very good at quickly teaching each concept in a fun way, and I'm learning fast! But there are a LOT of lessons with negligible issues. Many have typos, or will have a print() instruction at the end of a script and output nothing. Please go through and make it look more polished!
5 stars: I have been learning JavaScript for a while, but it all seemed a bit abstract until I downloaded this app. If you want to understand the why of what you are coding, I truly recommend this app. It has put things into context by applying code to real world situations that just seems to make much more sense to me. It is also a lot of fun.
5 stars: I never thought I would stick with learning from an app, but I did with this one. Really incredible design, the UI is expertly crafted, not too much graphics and not too little. The lesson plans are the perfect length, and give you a sense of accomplishment. I am really impressed in what is beautiful piece of software.
5 stars: Its a very intuitive app that's easy to understand and breaks down complex problems in an easy to understand way, making it one of the more user friendly ways of learning some of the more common languages. It also make it easy to take a quick refresher on old things that you may have forgotten and also teaches good code etiquette. Overall it's a great way for new people to get into the coding community.
5 stars: Well, It's a fantastic app for the one who don't have a p...