Welcome to Android App Inventor-DIY. The book where you learn APP programming... You will quickly learn the basic tricks to create your own app's. In this book we use:-Creative Minds-All software is FREE!-APP Inventor 2 from M.I.T. (http://ai2.appinventor.mit.edu)-Android mobiles or Tablet's-Real app's available for sale via Google Play!-Examples you can rebuild yourself. (ReMake)-Online resources, so you can create beautiful apps-Illustrations rather than long lines of texts. Buy this book or get it for free. It's all up to you! If you buy, you support my students with pizza. If you need it for free just write to me on LinkedIN/in/teddybrask and I will send you a free copy.