Google's Blockly Games is a series of educational games that teach programming. It is based on the Blockly library. All code is free and open source.

The games are at https://blockly-games.appspot.com/

• Build - Download, build and run your own copy.
• Offline - Download a copy for use without the Internet.
• Translate - Translate Blockly Games into your language.
• Source - Code repository (send pull requests here).
• Issues - Everything that is wrong with Blockly Games.
• Support - Newsgroup for teachers and developers.