**Go through basic usage, applying styles, drawing shapes, using images and transformations
https://developer.mozilla.org/en-US/docs/Web/API/Canvas_API/Tutorial/Basic_usage
**Contexts - 2d, webGL, enabling webGL in some browsers
https://developer.mozilla.org/en/docs/Web/API/HTMLCanvasElement/getContext
https://developer.mozilla.org/en-US/docs/Web/API/WebGL_API/Tutorial
https://superuser.com/questions/836832/how-can-i-enable-webgl-in-my-browser
http://caniuse.com/#feat=webgl
**Some other link to learn more
http://www.html5canvastutorials.com/
https://developer.mozilla.org/en-US/docs/Games/Tutorials/2D_breakout_game_Phaser