Crafting the Perfect Puzzle: James Sinclair on Handcrafted, Variant Sudoku
James Sinclair shares his remarkable journey from immigration lawyer to full-time puzzle crafter and creator of the Artisanal Sudoku Substack—a haven for lovers of elegant, human-made Sudoku variants. In this episode, James breaks down his puzzle design philosophy, his preference for handcrafted logic over AI generation, and how he’s turned personal passion into a growing newsletter, a community of solvers, and a published puzzle book. The conversation covers everything from the joys and challenges of variant Sudoku to the deeper question: What makes a puzzle satisfying to solve? James also shares thoughts on monetization, platform choice, audience building, and why central hubs like Logic Masters Germany play a key role in the global puzzle scene. Plus, he previews Sudoku Con , talks about the fog-based puzzle design he’s experimenting with, and gives rapid-fire takes on puzzle pet peeves, dream collaborations, and favorite solves. 🧩 Games, Platforms & Influences Mentioned Variant Sudoku – His main craft Artisanal Sudoku – James’s Substack newsletter Logic Masters Germany (LMG) – Puzzle publishing hub Cracking the Cryptic – Popular YouTube channel mentioned Sudoku Con – Community event Dynamic Fog puzzles – One of James’s current experiments AI-generated puzzles – Discussed critically 🌐 Websites & Platforms Mentioned Website: https://artisanalsudoku.substack.com/ https://substack.com/@artisanalsudoku -- (00:00) - Introduction and Guest Background (01:13) - James Sinclair's Favorite Games (02:26) - Discovering Sudoku (05:04) - Exploring Variant Sudoku (08:53) - Starting Artisanal Sudoku (18:09) - Creating and Publishing Puzzles (22:12) - Choosing Substack and Growing an Audience (27:24) - Creating Puzzles for the Newsletter (28:14) - Logic Master Stot Land: A Puzzle Haven (29:21) - The Need for a Central Puzzle Platform (31:40) - Marketing Strategies for Substack (33:09) - The Journey to Publishing a Sudoku Book (38:53) - AI and Handcrafted Puzzles (46:11) - Sudoku Con and Community Events (47:35) - Rapid Fire Questions and Puzzle Preferences (50:15) - Dynamic Fog Puzzles and Final Thoughts -- Check out our brainy games: Sumplete - https://sumplete.com Squeezy - https://imsqueezy.com/ Kakuro Conquest - https://kakuroconquest.com Mathler - https://mathler.com Crosswordle - https://crosswordle.com Sudoku Conquest - https://sudokuconquest.com Hitori Conquest - https://hitoriconquest.com Wordga - https://wordga.com



