The answer to level 11, 12, 13, 14, 15, 16, 17, 18, 19 and 20 is Open Safe – Interesting Puzzle

Answers to the game Open Safe – Interesting Puzzle
IOS and Android
(Developer Bonbeart Games)

from 11 to 20 level

The entire list of levels

11 Level
Click on the button and turn it without letting go, stopping over each slider.

12 Level
Click on the buttons in the following sequence:
1) bottom 5 times
2) top 1 time
3) bottom 2 times
4) top 5 times
5) bottom 4 times
6) top 5 times

13 Level

The entire list of levels