Crossword puzzles are a type of pastime in which we complete a series of boxes with crossed words based on a series of clues.When we think of crossword puzzles we automatically think of words, but there are also mathematical crossword puzzles, with numbers.Mathematical crosswords or number crossword puzzles are fun and also help us practice and review operations and concepts such as multiplication tables or numbers.Crosswords with numbers for childrenThe following number crossword puzzles are de