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There are no new unread posts for this topic.   young brain == double speed

in Timed Puzzles

pnm

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626

Sat Feb 18, 2023 1:46 pm

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There are no new unread posts for this topic.   New Year's Puzzle 2023

in Sudoku solving / your own Sudokus / your own other puzzles

quadrata

0

813

Wed Feb 01, 2023 4:48 pm

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There are no new unread posts for this topic. Links to newsletters

in Specific puzzles / your own puzzles (Calcudoku / Killer Sudoku)

pnm

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867

Thu Jan 12, 2023 11:00 pm

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There are no new unread posts for this topic. using AI to create a Christmas card

in Announcements

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1222

Sun Dec 25, 2022 10:45 pm

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There are no new unread posts for this topic.   Calcudoku good for teaching math/numeracy

in Calcudoku General

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868

Sat Dec 24, 2022 1:20 pm

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There are no new unread posts for this topic. "Best Brain Exercise" puzzle book price drop

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837

Tue Nov 01, 2022 10:10 pm

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There are no new unread posts for this topic.   Set Intersection Sudoku

in Sudoku solving / your own Sudokus / your own other puzzles

quadrata

0

2593

Fri Oct 14, 2022 5:58 pm

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There are no new unread posts for this topic.   a Suguru / Tectonic can have almost any shape (!)

in Sudoku solving / your own Sudokus / your own other puzzles

pnm

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3096

Fri Oct 07, 2022 2:05 pm

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There are no new unread posts for this topic.   a difficult Tectonic / Suguru

in Sudoku solving / your own Sudokus / your own other puzzles

pnm

0

2479

Tue Oct 04, 2022 4:18 pm

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There are no new unread posts for this topic. bitwise OR Killer Sudoku

in Specific puzzles / your own puzzles (Calcudoku / Killer Sudoku)

pnm

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539

Wed Sep 28, 2022 10:35 am

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There are no new unread posts for this topic. new solving video, 4x4 difficult

in Announcements

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1368

Thu Sep 22, 2022 3:10 pm

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There are no new unread posts for this topic. interesting puzzle

in Other number stuff

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3039

Wed Sep 14, 2022 11:54 am

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There are no new unread posts for this topic. not a number puzzle

in Other number stuff

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3863

Wed Jul 27, 2022 9:00 pm

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There are no new unread posts for this topic.   24 July 12x12

in Specific puzzles / your own puzzles (Calcudoku / Killer Sudoku)

paulv66

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688

Tue Jul 26, 2022 6:44 pm

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There are no new unread posts for this topic. 1000 ? ! ?

in Calcudoku General

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3112

Mon Jul 25, 2022 12:48 pm

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There are no new unread posts for this topic. online Calcudoku generator

in Specific puzzles / your own puzzles (Calcudoku / Killer Sudoku)

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730

Thu Jul 14, 2022 12:19 pm

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There are no new unread posts for this topic. subscription donation for Ukrainian puzzlers

in Announcements

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1121

Sun May 15, 2022 9:45 pm

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There are no new unread posts for this topic.   more puzzles even when using an ad blocker

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1177

Sat May 14, 2022 3:20 pm

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There are no new unread posts for this topic. new solving video

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1502

Sun Apr 17, 2022 4:39 pm

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There are no new unread posts for this topic.   New Knight's Sudoku Puzzles

in Sudoku solving / your own Sudokus / your own other puzzles

quadrata

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5076

Mon Apr 11, 2022 7:00 pm

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There are no new unread posts for this topic. Dutch version of the Holiday Puzzle Boek re-released

in Announcements

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1901

Sat Mar 12, 2022 2:59 pm

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There are no new unread posts for this topic. small promotion raffle

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2452

Mon Feb 21, 2022 2:28 pm

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There are no new unread posts for this topic. consecutive days recomputed

in Bugs and errors

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5061

Mon Jan 03, 2022 10:36 pm

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There are no new unread posts for this topic. Colossal Killer Sudoku book endorsements / reviews

in Killer Sudoku

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7100

Mon Nov 29, 2021 3:40 pm

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There are no new unread posts for this topic.   bonus puzzle did not load

in Bugs and errors

panther

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4932

Sat Nov 06, 2021 7:06 pm

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