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This is the second puzzle I created for the November 2020 monthly puzzle prompt in the CtC fan discord server.

La Persistencia del Sudoku

• Each row and column contains the digits 1-9.
• Black lines are thermometers. Digits increase from the bulb end.
• The gold outlines of the clock are three separate palindromes. The same sequence of digits occurs along a line reading from both ends.
• Additionally There is a hidden 9-cell thermometer in one of the rows, columns or diagonals.

Mark from CtC solving Phil's puzzle

Use one of the following links to play online:

If you are a member of the CtC discord you can rate the puzzle here

Play some of my sudoku variant puzzles here. I have had a passing interest in sudoku and killer sudoku puzzles for some time. During the Coronavirus lockdown I discovered the Cracking The Cryptic YouTube channel. This opened up to me a whole new world of sudoku variant puzzle types that I had been completely unaware of.

Killer partridge in a pear sandwich

This is the first one of my puzzles to be featured on Cracking The Cryptic. I was amazed that Simon chose my puzzle to solve on Christmas Day. I created this for the December 2020 monthly puzzle prompt in the CtC fan discord server. The theme was the 12 days of Christmas.

Creepy Crawlies Are Scary

This puzzle was created for the February 2021 monthly puzzle prompt in the CtC fan discord server. I was very surprised and honoured to have this puzzle solved by Mark Goodliffe and featured on the Cracking The Cryptic YouTube channel.

Sudoku with Red, Yellow and Blue

This puzzle is another that I created for the November 2020 monthly puzzle prompt in the CtC fan discord server.

This puzzle was made for the November 2020 monthly puzzle prompt in the CtC fan discord server which was on the theme of modern art.