Kobayaashi 🏴 on Twitter: "Okay, who's up for another helping of #Suko? Today's #puzzle should get the grey matter fizzing. Have a great day, and happy puzzling! 😎👍 https://t.co/L12jiC522O" / Twitter
The Times MindGames Number & Logic Puzzles: Book 1: The Times UK: 9780008190309: Amazon.com: Books
SUKO: The First Collection: Gomer, Jai Kobayaashi: 9798374586800: Amazon.com: Books
BoardGameClubLHS on Twitter: "For those of you looking for a challenging game, try this #SUKO puzzle. It is like an extreme version of #Sudoku! #maths #puzzles @HeadLHS https://t.co/UL4eUtF4Yk https://t.co/5G88hQ8XnO" / Twitter