Folks at cranberry games have churned out an addictive puzzle game for the iPad and other iOS devices. The gameplay is very simple, and addictive. You have to drag the blocks to the center gray rectangle and fill it. Since all blocks have different shapes, it forces you to use your brain cells.
There are three difficultly levels – beginner, intermediate and expert and each group has 475 levels and total of 1425 levels. Here is another screenshot of it.
Download size is 10 MB and is free. You can download it from here.