Have you try to play a real puzzle on iPhone? Photo Puzzle Fun can let you move the piece of puzzle around the screen. and when you match the correct piece, they will stick together.
worry about you can't finish one puzzle each time? don't worry, photo puzzle game provide you a automatic save function, you can simply tap continue game to continue the puzzle you play last time.
last but not least, you may worry your finger have cover the puzzle, the photo puzzle fun have provide you a zoom function which will zoom the area your figure cover the screen.
hope you enjoy the well designed puzzle game Photo Puzzle Fun on your iPhone/iPod Touch.