* Comprehensive lesson-based: FreeCodeCamp. An easier, piecemeal option with plenty of hints and guides. Disclosure: My business partner is the CTO of FCC https://www.freecodecamp.com/
* Video: JavaScript30 by Wes Bos. 30 Vanilla JS Challenges. Wes is a fantastic teacher and this is his newest series. I haven't gone through it myself but I've taken his other lessons and been pleased, so I feel somewhat confident in recommending this. https://javascript30.com/
* $ Book: O'Reilly JS Pocket Reference. If you already know how to program, this can help you understand JS in a very short amount of time. Obviously you will need to practice to really get it, but this helped me to understand a lot of things very quickly. Great for train commute or downtime reading: https://www.amazon.com/JavaScript-Pocket-Reference-Activate-...
* Comprehensive lesson-based: FreeCodeCamp. An easier, piecemeal option with plenty of hints and guides. Disclosure: My business partner is the CTO of FCC https://www.freecodecamp.com/
* Video: JavaScript30 by Wes Bos. 30 Vanilla JS Challenges. Wes is a fantastic teacher and this is his newest series. I haven't gone through it myself but I've taken his other lessons and been pleased, so I feel somewhat confident in recommending this. https://javascript30.com/
* You don't know JS: A series of free lessons on JS https://github.com/getify/You-Dont-Know-JS
* $ Book: O'Reilly JS Pocket Reference. If you already know how to program, this can help you understand JS in a very short amount of time. Obviously you will need to practice to really get it, but this helped me to understand a lot of things very quickly. Great for train commute or downtime reading: https://www.amazon.com/JavaScript-Pocket-Reference-Activate-...