diff --git a/free-programming-interactive-tutorials-en.md b/free-programming-interactive-tutorials-en.md
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 * [ABC of JavaScript : An Interactive JavaScript Tutorial](http://www.openjs.com/tutorials/basic_tutorial/)
 * [Codecademy jquery track](https://www.codecademy.com/learn/jquery)
+* [ES6 Interactive Guide](http://stack.formidable.com/es6-interactive-guide/#/)
 * [Functional Programming in Javascript](https://github.com/ReactiveX/learnrx)
 * [Javascript interactive tutorial on CodeCademy](https://www.codecademy.com/learn/javascript)
 * [Javascript interactive tutorial on CoderMania](http://www.codermania.com/javascript/lesson/1a/hello-world)