A free book from Analog Society

Fifty large-print sudoku, free

Twenty easy, twenty medium and ten hard. One puzzle to a page, printed large enough to fill in comfortably, with every solution at the back.

Eighty pages. Print the lot, or one at a time. No app, no screen, no subscription — a pencil will do.

Where should we send it? Yes, send me the puzzles and the occasional letter about new books. One click to leave, any time. Send me the puzzles

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Eighty pages, fifty puzzles, solutions at the back. Print the whole thing or one page at a time.

Download the puzzles (PDF)

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If you like a puzzle with words in it

We make cryptograms as proper large-print hardcovers — crack the code and a line from Marcus Aurelius, Dickens or the Psalms comes out the other end. Seventy titles, one puzzle to a page, solutions at the back.

See the cryptogram books →

Or something else to do away from a screen

Eighty activities on ninety pages — codes, building challenges and drawing pages for children. Also free.

Get 80 Things to Do Without a Device →