The Easiest and High demand KDP Puzzles

AI Bridges (Hashi) Puzzle Generator

Generate unlimited, unique Hashiwokakero (Hashi) logic puzzles. From easy 9x9 grids to expert 25x25 challenges, fully formatted for KDP.

Bridges puzzle page generated with booksgenie.ai
Bridges puzzle page page generated with booksgenie.ai
Bridges puzzle page generated with booksgenie.ai

From Idea to KDP Activity Book in 3 Steps

We've automated the complex logic of Hashi puzzles so you can focus on publishing.

1

Choose Grid Size

Select from 9x9 (Easy) up to 25x25 (Expert). Our AI instantly generates a valid logic puzzle.

2

Customize Style

Adjust island shapes (circles or squares), font styles, and line thickness to match your book's branding.

3

Download PDF

Export a print-ready PDF with high-resolution puzzles and automatically generated solution pages at the back.

Frequently Asked Questions

It's a logic puzzle where you connect islands (numbers) with bridges (lines) so that the number of bridges equals the island's value, and all islands are connected.

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