Blek – fun and addictive game for Windows Phone where you have to develop your spatial reasoning and logic. In this game you will see a screen located on it with circles, your task will be to draw a line that will destroy all the circles. The line may hit the edge of the screen and other circles and to change their trajectory, keep this in mind when completing levels. Each level can be several options for its passage, so use your imagination and draw lines, starting them in flight. Avoid black holes and other obstacles.