The PuzzleBindery Blog

Practical guides to publishing puzzle and activity books — written from actually doing it, with the real numbers rather than the usual affiliate hand-waving.

Seasonal · 5 min read

Halloween Puzzle Books for KDP: What to Publish, and When

Seasonal books are won or lost on the calendar. The dates a Halloween title has to hit, the eight Halloween themes and how they differ, and the three print settings that cause most rejections when there is no time to fix them.

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Seasonal · 5 min read

Thanksgiving Puzzle Books: Themes, Timing and What Actually Sells

A shorter selling window than Halloween and a different buyer — often a gift, often for an older reader, which pushes the format toward large print. Eight themes for the season, and how to size the book.

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Seasonal · 5 min read

Christmas Puzzle Books on KDP: The Publishing Calendar

The biggest puzzle book season and the most crowded, where publishing date beats almost everything else you control. The calendar, how to compete without listing history, and the January book almost nobody publishes.

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Guide · 14 min read

How to Start a Puzzle Book Business on Amazon KDP

The complete walkthrough: choosing a niche that actually sells, how many puzzles a book needs, the print specifications Amazon enforces, exactly what you earn per copy, and the eight steps from blank page to a live listing. Includes the real royalty maths for a 38-page and a 120-page book.

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Comparison · 8 min read

The Best Puzzle Book Software in 2026, Honestly Compared

Book Bolt, A Book Creator, Tangent Templates, PuzzleBindery and the free options — what each one actually does, what it costs over a year, and which is right for you. Including the cases where we are the wrong choice.

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Reference · 6 min read

KDP Margins, Bleed and Spine Width, Explained Properly

Why Amazon rejects interiors and covers, what every number in the print specification means, and the exact formulas — gutter tiers by page count, bleed dimensions, and the spine multipliers for white and cream paper.

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Publishing on KDP? Get the specs that cause rejections

Gutter tiers, the interior-versus-cover bleed difference, spine width per paper stock and the page ceilings nobody mentions. I’ll send the guide and a note when Amazon changes the rules.

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