Cover of 25 Days of Christmas Sudoku

The Sudoku Learner's Library

Available now

25 Days of Christmas Sudoku

An Advent Puzzle Book with a Daily Drawing Reveal / December 2026

A Sudoku Advent calendar for December 2026. Solve one moderate puzzle each day from December 1 to Christmas Day, then use your answers to reveal another part of a festive drawing.

A good fit for

Solvers who enjoy moderate Sudoku and would like a daily puzzle-and-drawing ritual in the run-up to Christmas.

Find your copy.

Choose your Amazon marketplace.

As an Amazon Associate I earn from qualifying purchases.

ISBN
9798174365575
ASIN
B0HKTQF78G

The first Discovery book

One puzzle a day. One picture to discover.

01

Solve the day's Sudoku

Settle in with one of 25 moderate puzzles, one for each day from December 1 to 25.

02

Follow the drawing clues

Use your Sudoku answers and the printed lookups to join numbered dots on the day's drawing tile.

03

Bring the scene together

Draw on the blank-backed pages or personal copies. Cut out the 6-inch squares and tape them together from the back to make a 30-inch square picture.

Made for pencil and paper, with an 8 x 10 inch page format and printed drawing instructions.

Explore the Discovery series

A look inside

From a solved cell to a Christmas picture.

See how the drawing clues work and how the 25 daily tiles fit together.

Print edition / Pages 2 and 3
Read the two-page sample (PDF) Choose a page to view it full size.
Read the example in text

Use a solved Sudoku digit to choose a drawing clue from the lookup table. Follow the numbered dots in that clue, lifting your pencil at its end.

Each drawing page has a blank back. Draw in the book or make personal copies at actual size, cut along the square borders, and tape the completed tiles together from the back. The full picture measures 30 by 30 inches.

More ways to learn.

Explore the library
Cover of The Sudoku Learner's Guide
The complete course

The Sudoku Learner's Guide

A complete course in seeing the logic. Learn the rules, understand the techniques, and build your confidence one well-explained step at a time.

Available now
Cover of Practice! X-Wing Sudoku
Practice!

Practice! X-Wing Sudoku

Learn to spot X-Wing patterns through progressive, deliberate practice. Turn a technique you understand into one you can recognise.

Available now