# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2017-06-07 13:45:48 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/872449515864850432) In reply to: [@codeiain](http://twitter.com/codeiain/status/872448383197351936) @codeiain If you have an iPad, the Swift Playgrounds app is a really good learning tool. Or my book, which will be out soon. ;)