Simple rules, light design task thought-provoking, but not mind-blowing. What else do you need for a pleasant pastime.
To solve the puzzle, you only need to connect adjacent cells with the same numbers. Lines can be drawon horrizontally and vertically, they can not cross the neighboring lines and pass through the same cell twice. That's all the rules. Easy.
Got it and get reward - a lot of fun.
Watch about adding new rooms at fb https://www.facebook.com/linkapix