<p>Nonograms are also known by many other names such as Japanese Crosswords, Picross, Hanjie or Griddlers. They are picture logic puzzles in which cells in a grid must be colored or left blank according to numbers at the side of the grid to reveal a hidden picture.</p><p>This Nonogram Puzzle Book is a fun way for teens or adults to sharpen their minds and test their logic. Including Puzzles of varying size and difficulty to keep you entertained for hours.</p><p><strong>This Nonogram Puzzle Books for Adults contains 50 Puzzles Single Sided Pages !</strong></p>