Assemble is a touch screen tile slider puzzle game. You place each tile on the board, in the correct position to complete the image. The game starts you off with a 4 by 4 grid, with the puzzle pieces rotated randomly, the size of the grid increases as you progress through the levels.The first three levels are available in the free version of this game. In the full game you can create your own levels from photos that are on your SD card.