Implementation of the gameplay requires from us understanding of how games work under the hood and what a game engine is. In this set of articles I’ll review basic concepts related to both these topics in the context of JavaScript:

• Computer Graphics articles describes what a frame is and why the frame rate is so important
• Game Loop article describes what a game loop is and what it is used for.
• Game Loop in JavaScript article describes how the game loop is organized in JavaScript.
• Drawing an Animation article describes how to draw in browser.