--- title: "low-content publishing · Blog | Once Books" description: "13 posts tagged “low-content publishing” on the Once Books blog, newest first: Word search books for kids on KDP: what sells." source: "https://www.oncebooks.com/blog/tag/low-content-publishing" --- 1. [Home](https://www.oncebooks.com/) 2. [Blog](https://www.oncebooks.com/blog) 3. low-content publishing Topic # Low-content publishing 13 posts on this topic. - [13 October 2026 · 6 min read](https://www.oncebooks.com/blog/word-search-books-for-kids-on-kdp) — Word search books for kids on KDP: what sells How to make a kids word search book that sells on Amazon KDP: big grids, short familiar words, no diagonals, bright themes. The choices that fit a child. - [10 October 2026 · 7 min read](https://www.oncebooks.com/blog/sudoku-word-search-or-crossword) — Sudoku, word search or crossword: which to start with An honest comparison of the three big low-content puzzle formats for KDP: how each is made, who buys it, and where each one is harder to sell. - [4 October 2026 · 8 min read](https://www.oncebooks.com/blog/how-to-make-and-sell-maze-books-on-kdp) — How to make and sell maze books on Amazon KDP A practical guide to maze books: picking a shape and an age, grading the book, provable answer keys, large print that means something, and the interior. - [23 September 2026 · 7 min read](https://www.oncebooks.com/blog/planner-niches-that-sell) — Planner niches that sell on KDP Over 70 planner niche ideas for KDP and Etsy, grouped by audience and layout, plus how to pick a niche and check demand on Amazon first. - [23 September 2026 · 7 min read](https://www.oncebooks.com/blog/journal-niches-that-sell) — Journal niches that sell on KDP Over 70 journal niche ideas for KDP and Etsy, grouped by ruling and audience, plus how to pick a niche and check demand on Amazon first. - [23 September 2026 · 9 min read](https://www.oncebooks.com/blog/how-to-make-and-sell-planners-on-kdp) — How to make and sell planners on Amazon KDP A practical 2026 guide to publishing daily, weekly and monthly planners on Amazon KDP and Etsy: dated versus undated, page counts, interior rules and covers. - [22 September 2026 · 7 min read](https://www.oncebooks.com/blog/journal-and-planner-interior-specs) — Journal and planner interior specs: trim, gutter, bleed The numbers a journal or planner interior must hit at KDP, Lulu or IngramSpark: trim sizes, the gutter by page count, safe area, bleed and even page counts. - [22 September 2026 · 8 min read](https://www.oncebooks.com/blog/how-to-make-and-sell-sudoku-books-on-kdp) — How to make and sell sudoku books on Amazon KDP A practical 2026 guide to making sudoku books for Amazon KDP: a difficulty curve, single-solution grids, interior specs, a solutions section and upload. - [22 September 2026 · 10 min read](https://www.oncebooks.com/blog/how-to-make-and-sell-journals) — How to make and sell journals and notebooks A practical 2026 guide to publishing lined, dot grid and guided journals on Amazon KDP, Etsy, Lulu and print-on-demand: what sells, page counts, interior rules, covers, and the duplication trap that gets books removed. - [22 September 2026 · 6 min read](https://www.oncebooks.com/blog/dated-vs-undated-planners) — Dated or undated? Which planner to publish Dated planners sell for four months and expire; undated ones sell all year and never do. The trade-offs, the numbers, and why the answer is usually to publish both from one plan. - [21 September 2026 · 7 min read](https://www.oncebooks.com/blog/how-to-make-and-sell-spatial-puzzle-books-on-kdp) — How to make and sell 3D spatial puzzle books on Amazon KDP A practical guide to cube counting, draw-the-views and build-the-solid puzzle books: picking a type, grading the book, checked answer keys and the interior. - [17 September 2026 · 8 min read](https://www.oncebooks.com/blog/how-to-make-and-sell-crossword-books-on-kdp) — How to make and sell crossword books on Amazon KDP A practical 2026 guide to making crossword books and publishing them on Amazon KDP: niches, grids, large-print clue lists, a solutions section and upload. - [14 September 2026 · 8 min read](https://www.oncebooks.com/blog/how-to-make-and-sell-word-search-books-on-kdp) — How to make and sell word search books on Amazon KDP A practical 2026 guide to making word search books and publishing them on Amazon KDP: niches, puzzles, interior specs, answer keys and upload. [← All posts](https://www.oncebooks.com/blog)