About Paint Blue GamePaint Blue is a 48-level slide puzzle game where players must paint all of the tiles in the puzzle blue. Use the arrow keys to move the brush and cross over each cell at least once to clear each stage. When you move the brush slides in the direction you push it until it runs into a wall. In this game you may pass over previously painted lines. This is a JavaScript web application which uses cross-platform mobile-friendly HTML. All modern web browsers like Microsoft Edge, Apple Safari, Google Chrome, Mozilla Firefox and Opera should support it. This game works on just about any type of computing device including Microsoft Windows desktop computers, Apple OSX Mac computers, iOS powered tablets and phones like the iPad and iPhone, laptops like the Google Chromebook, and the many types of mobile phones from manufacturers like Samsung which are powered by Google Android.