I am not (yet) familiar with this app, but I do like to suggest to any new (young or old) programmers to give Racket along with the book 'Realm of Racket' a try. It's a simple enough programming language to get a good foundation with important principles, but also can take you nearly as far as you want. Edit: For those who downvoted my comment here, I'd really be curious to know why.
Maybe I'm wrong, but I don't think starting out with parenthesis based programming language is the best starting point for new programmers. You'll probably just scare them. I'm saying this with my huge love for Scheme. Of course, if you're already programming and want to learn/try something different, Haskell or Racket, or any other functional language is a great option. What makes Swift Playground so compelling is t…
But anyways, I'm excited to give this app a try - I'm always glad to see more tools to help people get started.