To maximize your puzzling space, click on the Maximize button in the lower right corner of the puzzle screen for fullscreen mode. Click on it again to return to normal mode.

For more tips, see the Online Puzzle Tips page.

Maryland Department of Transportation ABB LRV puzzle, based on an original photo by Christopher Blaszczyk (photo copyright Christopher Blaszczyk -- used with permission). Photographed at Baltimore, Maryland, January 18, 2014 Click here for more information about this photograph