Who needs to work when there are puzzles to solve? Have a go at our sudoku challenges below – easy, medium or hard – or try the cryptic and quick crosswords. New puzzles are published every day for Sunday Times and Times Select subscribers.
Did you know the word "sudoku" means "single number"? Try to solve our puzzles below and see if you can get the numbers to line up! There are three levels of difficulty – how fast can you solve each one?
And for the experts...
Need any help?
If you're stuck technically, email us on firstname.lastname@example.org with your questions. (But we can't solve the puzzles for you!)
Do them on your phone, on your desktop computer or print them out. The digital versions have some nifty functions, such as the option to choose to have the correct word revealed, or perhaps you just want a letter revealed as a clue. Time yourself by using the digital ticker at the top of the crossword.