Use your mouse to move and rotate the pieces of the puzzle! Click on a piece in the middle then drag your mouse to move it. Click on a piece near the edge then drag your mouse to rotate it. Press the up arrow key to show a guide if you get stuck. Pressing down will remove the guide. If you move a piece off the screen press space on your keyboard to put it back where it can be reached. The puzzle is 20 pieces (4 rows, 5 columns) and creates a picture of Citadel Hill in downtown Halifax.