Number Fill Puzzle Book Generator — KDP Guides

Number fill-in puzzles give the solver a list of numbers to fit into a crossword-style grid: no clues, just logic about lengths and crossings. The number fill puzzle generator guide explains how the puzzles are built and puts a generator on the page so you can make printable pages for your own use or for a book.

If you are deciding whether number fill is worth a whole book, compare it with the other puzzle types covered on the blog, from word search and sudoku to crossword and maze, and read the puzzle-book publishing guide for the KDP side.