What's the best free scources to learn JS?

Question

I am studing in w3schools.com , its great site but i want comentery and videos tutorails.

Answer 1

W3Schools is great but they don't have the challenges and Q&A that we have.

Answer 2

Mohammad Al-Turkawi
will update as and when found more...

https://www.sololearn.com/Discuss/790206/?ref=app

Answer 3

Free Code Camp
https://learn.freecodecamp.org/