Pick up all pen as fast as you can by clicking on a pair of the same colored pen.
Be careful, you can click on any pen from the pile to choose the first pen of the pair,
but the second pen must be the same as the first one!

Each level has a time limit,you must Pick up all pen before the time is over!
Consecutive to find the Pick up rightpen, you can get more score!

Let's go to pick up pen!