Where to get good JS problems to solve on sololearn

Question

I want to Polish my newly acquired js skill. Is there any option in sololearn to access database of js problems.

Answer 1

codewars.com - kita challenges there would definitely sharpen your ES6 skill.

Answer 2

Perhaps
https://coderbyte.com/quiz/javascript:1
more suit you?

Answer 3

But I am a noob, I will get owned in challenges.
Want to practice before I go for a challenge.