2025 Calcudoku: 365 Hard (9x9) Puzzles for Every Day of the Year by Dr. Khalid Alzamili – standing book view

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2025 Calcudoku: 365 Hard (9x9) Puzzles for Every Day of the Year

Name: 2025 Calcudoku: 365 Hard (9x9) Puzzles for Every Day of the Year
Author: Dr. Khalid Alzamili
ISBN: 9798323039364

By Dr. Khalid Alzamili

Format: Paperback
ASIN: B0D1YNKZS6
ISBN: 9798323039364
Difficulty: Hard
Audience: General
Puzzle Count: 365
Language: English
Edition Year: 2025
Large Print: No

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About this Book

“2025 Calcudoku: 365 Hard (9x9) Puzzles for Every Day of the Year” brings together 365 Calcudoku / Mathdoku puzzles at hard difficulty. Arranged as a puzzle-a-day collection, the book provides a steady sequence of challenges across the year. Presented as a 2025 edition, the book offers a clearly defined collection for regular solving sessions.