One Line Sketch

one line sketch! Enjoying this game is very simple. Link all the gray blocks with only one line from the start by dragging. You cannot pass through the one block more than once. Link all the blocks, Wow! that's finish! Finished pictures will be filled with original colors, such as cars, people, animals etc. Try to use hint if you cannot find the correct way. From beginners to expert, there are 3 different levels in the game everybody can enjoy. Just do interesting and simple sketch~!!