Hard Sudoku: May 16, 2025. Solve the grid in this hard Sudoku puzzle! The objective of Sudoku is to fill each row, column and sub-grid with exactly one of each number from 1-9.

Easy Sudoku: December 16, 2024. Solve the grid in this easy Sudoku puzzle! The objective of Sudoku is to fill each row, column and sub-grid with exactly one of each number from 1-9.

They baffle, delight, and frustrate millions of people around the world on a daily basis. But even the most dedicated ...

Sudoku is defined by Merriam-Webster as a 9-by-9 grid puzzle in which the grid is divided into 3-by-3 boxes. Every row, column and box must contain the numbers one through nine, no repeats.