The Smart Sudoku, by Giiker, reference 489028, is an interactive sudoku console with an automatic timer, hints, and a two-player battle mode. Giiker is a smart game brand that combines the traditional format of a physical toy with built-in technology, without screens, apps, or internet connection, keeping the game focused on hands-on puzzle solving. It includes 2500 puzzles with difficulty levels ranging from beginner to master, fulfilling the classic sudoku objective of not repeating numbers in each row, column, and quadrant. It's a prime option for sudoku fans who want a physical and interactive version of the game, without relying on paper and pen.