Authors: Stephen P. Ryder

  • Puzzle Baron’s Logic Puzzles, Volume 3 More Hours of Brain-Challenging Fun! — Stephen P. Ryder

    Puzzle Baron’s Logic Puzzles, Volume 3 More Hours of Brain-Challenging Fun! — Stephen P. Ryder

  • Puzzle Baron Cryptograms 100 Brain-Challenging Puzzles–From Easy to Hard! — Stephen P. Ryder

    Puzzle Baron Cryptograms 100 Brain-Challenging Puzzles–From Easy to Hard! — Stephen P. Ryder