250 Hard to Very Hard Calcudoku Puzzles 9x9: Hard to Extreme Calcudoku Puzzles (Calcudoku, #9)

by Anna Magey

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  • ISBN10 1984323970
  • ISBN13 9781984323972
  • Publish Date 29 January 2018
  • Publish Status Active
  • Imprint Createspace Independent Publishing Platform
  • Format Paperback (US Trade)
  • Pages 146
  • Language English