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Large Print Killer Sudoku

Free PDF booklets made for paper, not for a phone screen. One puzzle per page, 20 mm cells, thick cage lines, and 14 pt cage sums so the board stays readable at the kitchen table.

Download the booklets

Who these booklets are for

Large print killer sudoku is for players who prefer pencil and paper, and for anyone who finds ordinary print packs hard to read. The grid is 180 mm across. That is about twice the cell size of a dense four-puzzles-per-page sheet.

Activity leaders in libraries, senior centers, and care homes can print a full volume once and photocopy what they need for the week. Teachers can hand out one page at a time. There is no account wall and no email gate on the download.

How large print differs from a browser print

Printing the website board shrinks with the browser margins and often drops cage dashes to a faint gray. These PDFs are fixed: Letter and A4 versions, pure black ink, cage dashes at 1.25 pt, and cage sums at 14 pt with a white pad behind the number.

Each booklet has a cover, a short rules page, a combination cheat sheet, 30 puzzles sorted from gentler to tougher inside the difficulty, fifteen answer pages with two solutions each, and a permission page. File size stays under 1 MB so a phone can download it on a weak connection.

Print tips

Online hints without spoiling the paper

Every puzzle page carries its id and a QR code to the matching board on this site. Scan it when you want a logical hint. The hint names the technique first and only fills a digit if you ask again. Answer pages stay at the back of the PDF for a full check.

Permission

Free for personal, classroom, library, and care-home use. You may photocopy pages. Keep the footer that points to ilovesudoku.app. Do not sell the PDFs or remove the branding. New volumes will reuse this same license.

FAQ

What is large print killer sudoku?

It is the same killer sudoku game on a bigger grid. Each cell is 20 mm across, cage sums are 14 pt, and the page holds one puzzle so the lines stay clear when you print.

Should I choose Fit to page when printing?

No. Print at Actual size or 100%. Fit to page shrinks the board and defeats the large-print layout. The margins are already set for home printers.

May I photocopy these for a class or care home?

Yes. Personal, classroom, library, and care-home use is free. Keep the footer and website address on each page. Do not sell the booklet.

How do the QR codes work?

Each puzzle page has a QR code that opens the same board on ilovesudoku.app. You can check a logical hint online without looking at the answer pages.

Looking for a quick browser sheet instead? See the printable overview, or play an easy killer sudoku online first.