Uitgevers SUDOKIDS.COM

Cover for Jonathan Bloom · Sudokids.com Sudoku Puzzles for Children Ages 4-8: Every Child Can Do It. for Teaching Kids at Home or at School. (Paperback Book) (2008)

Sudokids.com Sudoku Puzzles for ... (2008)

Cover for Jonathan Bloom · Scary Sudoku - 300 Freakish Puzzles. Not for the Faint Hearted: 300 of the Scariest, Killer Sudoku Puzzles. They'll Freak You Out. (Paperback Book) (2012)

Scary Sudoku - 300 Freakish Puzz... (2012)

Cover for Jonathan Bloom · The Must Have Sudoku Christmas Gift: the Ideal Holiday Gift or Stocking Filler for the Sudoku Enthusiast. (Paperback Book) (2012)

The Must Have Sudoku Christmas G... (2012)

Cover for Jonathan Bloom · The Gigantic Sudoku Puzzle Book. 1500 Puzzles. Easy Through Challenging to Nail Biting and Torturous. Largest Printed Sudoku Puzzle Book Ever. All Puzzles Are Guaranteed to Have Only One Solution! (Paperback Book) (2012)

The Gigantic Sudoku Puzzle Book.... (2012)