In this episode I write a Tetris game in JavaScript from scratch. If you like this tutorial you will probably also like my Super Mario Bros tutorial: https://youtu.be/g-FpDQ8Eqw8 We will look at * Drawing on a canvas * Rotating a matrix * Rudimentary requestAnimationFrame listening * Handling keyboard input Since we are writing ES6 this code might not run on all browsers yet. I was running Chrome 53 when I wrote this and if you wish to follow I recommend you do too. The initial HTML can be found here: https://raw.githubusercontent.com/met... Source code with step-by-step commits: https://github.com/meth-meth-method/t...