# Preparation

![Reading](https://media.giphy.com/media/l0MYtRl33WaN4HGBq/giphy.gif)

* [ ] [Read this](https://exploringjs.com/es5/ch01.html) up to and including the *Strings* chapter (it’s okay if you don’t understand all of it yet, we will cover these concepts in the session as well. Do make sure to write or document the questions you have so we can discuss them in the session) (15 min)
* [ ] [JavaScript Introduction at MDN](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Introduction) (10 min)

*Please go through the material and come to session prepared!*

## Flipped classroom videos

* [Javascript - data type](https://www.youtube.com/watch?v=tQByWsZeYrM)
* [Javascript - variables](https://www.youtube.com/watch?v=sfqt3ZotOhw)
* [Javascript - make variable names descriptive](https://www.youtube.com/watch?v=0bgIUXj5BF8)
* [Javascript - the subtle difference between let and var](https://www.youtube.com/watch?v=9yFx81K9b4k)
* [Javascript - operators and errors](https://www.youtube.com/watch?v=wVs6rzTReD8)


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