Plumber - Logic Puzzle Game

Nowadays, logical games are all the go, they help to spend time, simultaneously distracting from work or basic routine. Plumber or "Pipeline" is one of these games.
 
Rules of the game
 
You have a playground with fragments of pipes thrown about it, and there is an in and out point. Your task is to build a contiguous intercommunicating pipeline from in point into out point, changing the position of individual fragments, connecting and detaching them. So, feel like a plumber - become a virtual plumber! Or just collect virtual puzzles for your pleasure.
 
Levels of difficulty
 
In the logical game there are only one hundred models of the playground, which are divided into three difficulty modes. In the main Plumber menu, you can choose one of the three difficulty modes, and then solve the problems and collecting a puzzle.
The Plumber playgrounds are passed one by one in turn.
 
Gaming Currency
 
Plumber, of course, a logical game, but you don’t need to earn points here, you should earn virtual currency. For each collected puzzle, you get some amount that you can spend to "Jump" through any playground within your mode.