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.

Norfolk Southern GP38-2 puzzle, based on an original photo by Stephen Bradley (photo copyright Stephen Bradley -- used with permission). Photographed at South Amboy, New Jersey, December 14, 2008. Click here for more information about this photograph