是一款益智的游戏，想必大家在学生时代都接触过一笔画。游戏规则非常简单。笔一次不脱手根据图形画出所有的图即可。但是经过一次的线不可以重复经过。当通过一个个关卡，越往后游戏难度将会越大。　游戏中会给出一些特别的规定，比如需要经过两次的线,只能从一个方向经过的线，还有一下子移动到另一个点的跳跃点等规则。在生存模式下，只要有一次失误手指离开触屏的话,游戏就会立即结束!　你可以挑战一下世界纪录，试试在没有一次失误的情况下能通过多少关-It is a puzzle game, surely we are in contact with a student stroke. Rules of the game is very simple. Pen once can not get rid of all based on the pattern shown in FIG. However, after one of the line can not be repeated through. When through one checkpoint, the longer it will be the greater difficulty of the game. The game will give some special requirements, such as the need twice the line, but only　one direction through the line, and all of a sudden move to another point jump points rule. In survival mode, as long as there is a mistake finger　the touch screen, the game will end immediately! You can challenge the world record, try without a mistake by the number of closed