Sudoku T-shirts & Other Cool Stuff


Sudoku Items

T-shirts | Books | 4x4 Sudoku Dry-Erase Board


sudoku t-shirt with the text 'SUDOKU -- Been There, Done That, Got This T-shirt' with check-marks by each

You've been there. Done sudoku. But you don't have a t-shirt yet. So get this one.


t-shirt with the text 'Sudoku Widow' for your spouse or significant other who supports your addiction

Your wife/significant other is always there for you. She is always by your side despite your sudoku addiction! She needs one of these.


t-shirt with the text 'Sudoku Widower' for your spouse or significant other who supports your habit

Your husband/significant other is always there for you. He is always by your side despite your sudoku addiction! He needs one of these.


sudoku t-shirt with the text 'Alexa: What's the next number?' with a sudoku grid partially filled

Alexa knows all. Alexa can even tell you the next number in your puzzle.


sudoku t-shirt with the text 'Hey Google: What's the next number?' with a sudoku grid partially filled

Forget asking people on social media. Google can tell you the next number in your puzzle.


sudoku t-shirt with the text 'Hey Siri: What's the next number?' with a sudoku grid partially filled

Siri knows all. Siri can even tell you the next number in your puzzle.


sudoku t-shirt with the text 'SUDOKU for programmers' with a puzzle numbered 0 through 8 instead of 1 through 9

This puzzle is numbered 0 through 8 instead of 1 through 9. Programmers will know why this is so.


t-shirt with the text 'Do I like sudoku?' with questions to answer that question like 'Is the sky blue? Do bears poop in the forest?' and many similar questions

Answer this question with lots of questions of your own!


Sudoku World Tour t-shirt with a history of sudoku and where/when sudoku milestones occurred around the world

Magic square, Latin square, Number place... this shirt "tours" the world with sudoku milestones.


t-shirt with the text 'suji wa dokushin ni kagiru' (sudoku full name)

Shows the origins of the name sudoku. We just call it sudoku.


t-shirt with the text 'keep calm and sudoku on'

You've seen lots of keep calm posters, shirts and online memes - now there's one for sudoku. And you need it!


t-shirt with the text 'keep calm and stop telling people to keep calm'

Tell everyone to stop telling everyone to keep calm.


t-shirt with the text 'Life without sudoku? Boooring.'  and a sudoku grid

Liven up your life with sudoku.


t-shirt with the text 'sudoku' where the 'o' is replaced with a sudoku grid

This is pure sudoku awesomeness - sudoku with a grid instead of an O.


t-shirt with four sudoku grids, the easy one says 'OK,' the medium 'Good,' and so on through 'Better' and 'Best'

Four sudoku levels, four grades but we all strive for expert which is best.


t-shirt with the text 'I plan my day around sudoku' with a day planner, clouds + sun and a sudoku grid

That's what we sudoku players do.




A tongue-in-cheek Sudoku Book Programmers Understand

sudoku book called 'Sudoku for Computer People' with sudoku grid on cover

Click here for more info. Give the gift of love


Ideal for

Here's how it works. Give them the board with givens placed (see example below) and let them solve it. Then wipe the board clean with a cloth, napkin or paper towel and it’s ready for a new game. Play new games again and again.

photo of 3D printed 4x4 sudoku grid with dry erase marker numbers on the cells

For new games go to the main 4x4 page where there are 288 unique combinations of numbers, all valid 4x4 puzzles. Write some givens and let them solve it.




More About Sudoku





Sudoku - the puzzle that addicts