@@ -4,3 +4,4 @@ Some nice resources about promises :ring:
 - [Googles post about Promises](https://developers.google.com/web/fundamentals/getting-started/primers/promises)
 - [A nice article from David Walsh](https://davidwalsh.name/promises)
 - [A real life example](https://github.com/mdn/js-examples/blob/master/promises-test/index.html)
+- [Closures](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Closures)