Stencyl Software, Ages 6+  Free to web publish, $99 publish web and Desktop, and $199 publish to web, Desktop, Android, IOS.

Stencyl is a powerful game creation toolset, centered around an intuitive block-snapping interface and a friendly, helpful community. With Stencyl, students can produce their own games without programming, play them on their computers and mobile devices, and distribute them for anyone to play on the iOS App Store and Google Play.