Game

Game Dev

 * http://www.jeffongames.com/jeff%E2%80%99s-fundamental-assumptions-on-games/

Casual Games

 * http://www.gamehouse.com/download-games/mortimer-beckett-and-the-secrets-of-spooky-manor
 * http://www.gamehouse.com/download-games/mortimer-beckett-and-the-time-paradox

Reference

 * http://www.ai-junkie.com/ai-junkie.html
 * http://www.opengl.org/documentation/books/
 * http://nehe.gamedev.net/
 * http://nehe.gamedev.net/data/lessons/lesson.asp?lesson=06