Use arrow keys to move the camera or activate the joystick from the menu.
You can zoom from the menu or press keyboard keys "Q" and "A".
To change the number of pieces select the horizontal and vertical amount from the menu and then press "Create".
The Swing, Jean-Honoré Fragonard
White House at Night, Van Gogh
The Potato Harvest, Jean-François Millet
The Bay of Naples with Vesuvius in the Background, Købke