The Quattroquadri Puzzle that will suck you in.

BremSter solves "Whirlpool" by Timotab. This Quattroquadri uses the Diagonals, Thermo and Little Killer constraints. Solve in Sven's SudokuPad WebApp: https://sudokupad.app/hy44ho7tie 📋 Puzzle Rules: • Quattroquadri rules apply: Place the digits 1 to 9 once each into the 3x3 boxes. Digits may not repeat in the same row, column, or box. • Digits may not repeat along the marked diagonals. • Thermometers: Digits strictly increase along grey thermometers from the bulb end. • Little killer: Clues outside the grid indicate the sum of the digits in the direction indicated by the arrow. ---------------------------------------- Check out the BremSter Games YouTube Channel    / @bremstergames   Come join my Patreon, either as a Free Member, or you may support if you wish to.   / bremster   If you would like to submit a puzzle for me to cover, you can find my submission guidelines on the following post or described in detail in the following video.   / 66467875      • BremSter's Puzzle Submission Guidelines   You can see a catalogue of Free Sudoku Puzzle Packs at the following links:   / 110878   https://tinyurl.com/FreeSkunkworksPacks You can Join as a channel member on YouTube to get early access to videos.    / @bremsterpuzzles   Check out other content on the channel by visiting the Playlists Page: ▶️ https://bremster.tiny.us/channel-play... Please come join us in the Puzzle Plaza Discord Community:   / discord   You can make a single donation to me through Ko-Fi: https://ko-fi.com/bremster You can get Merch with the BremSter Puzzle logo on it from the Spring store. https://bremster-puzzles.creator-spri... Find the details of all the puzzles posted on my channel on the following tracking sheet: https://tinyurl.com/BremSterVidsv1 If you would like to reach out to me you can. I am BremSter on discord, or you can email bremster@elindal.net #sudoku #sudokusolver