Tag Archives: Sysudoku bypass

PencilPress 81 and Master Class 110


This post concludes the review of PencilPress’ 500+ Sudoku Extreme Puzzles, and adds another puzzle to the review update of Tom Sheldon’s Master Class Sudoku. T The final score was PencilPress Extreme 0, Sysudoku Bypass 10. If “Extreme” means requiring … Continue reading

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PencilPress 41 and A Well Hidden Dublex


In the review of PencilPress Extreme Sudoku, 41 is a another bypass blow out, with two steep collapses. Tom Sheldon’s Master Class 50 hands you a hidden dublex that is a challenge to spot and verify. We’re reviewing the PencilPress … Continue reading

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Beware 185 Finished in Line Marking


A basic clinic is concluding  for those wishing to make assembling candidates an entertaining task. It is Sysudoku basic on Will Shortz’ Hard Sudoku v.1.  The solution detailed this week is Beware! Very Challenging 185. Here is the basic trace … Continue reading

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David Badger’s 1001 Hard Sudoki


David Badger, a prolific composer of giant grid Sudoku puzzles, now has a giant book of 1001 standard size puzzles, self rated as “hard”. The publication date, listed in the back,  is June 17, 2017. Here is the standard Sysudoku … Continue reading

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