Get all three sports-related questions of varying difficulty (easy, medium and hard) and you claim the Herald hat-trick. Quiz ...

Killer sudoku is similar to the other levels in that each of the numbers 1-9 must fit into each 9-by-9 square. No number can ...

It’s just such a nice little object. It’s reassuringly weighty while still light enough to carry everyday. It has one job: it ...

Killer sudoku is similar to the other levels in that each of the numbers 1-9 must fit into each 9-by-9 square. No number can ...

Hard Sudoku: June 6, 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.

Play Kiplinger Sudoku for free every day. Challenge yourself with the hard version, then see if your friends can beat your time. There's a new Hard Sudoku to try every day.

Play Kiplinger Sudoku for free every day. Try this easy Sudoku puzzle or if you fancy more of a challenge there's a hard Sudoku to tackle. There's a new easy Sudoku to play every day.

The covers of Volume 1 and 2 Unveiling 'World's Hardest Sudoku Book Vol. 2': 200 New Puzzles to Challenge Enthusiasts, Continuing the Bestselling Legacy. It has been a long journey, but I am ...