Press the button. Slide to unlock. Tap the icon. The app or game fills your screen ? and your senses. But how does that happen? How does that icon get on the screen? How does that bird fly across it? How does that plant obliterate that zombie? How do all these apps and games work? The answer is "code". And Apple's free Hour of Code workshops were designed to introduce kids to just that.
Full story from the iMore Blog...