Tag Archives: James Forest

Classic Review Ends,OnEx 261 Escapes Trials


This post traces the bypass finish of Classic 240 and presents the review table for James Forest’s Classic Sudoku. Then it continues the update review of Manuel Castillo’s Only Extreme Sudoku with Only Extreme 261. Demonstrating a solution without trial, … Continue reading

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Classic 216 Bypassed and Only Extreme 132 Demoted


This post adds another bypass solving to the review of James Forest’s Classic Sudoku, Classic 216. Then a report on an update of the 10/24/17 post on Castillo’s Only Extreme 132, in which a hard, but indecisive not-both trial leads … Continue reading

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Classic 192 and Updated Only Extreme 3


First, a Basic trace of Classic 192. It can be solved in the bypass. In this post, James Forest’s Classic 192 is traced down in Basic. Then there’s a second Advanced level solution of Manuel Castillo’s Only Extreme 3, the … Continue reading

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Classic 168 and Updated Only Extreme 89


James Forest’s Classic Sudoku 168 is a Basic level challenge.  In this post, the Classic review is continued with the 168 box marked grid, and a basic trace carrying through the collapse on the second line of line marking. Then … Continue reading

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A Colorful Finish on Classic 144


This post continues the solution of James Forest’s Classical Sudoku 144. The boomer parade pauses for a pair of AIC  ANL.  This one uses reversed bv to switch from 2-chain to 8-chain and back again.           … Continue reading

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A Classic Insane 144


After the two Basic level 96 and 120, James Forest’s Classic Sudoku comes back with one puzzle, 144,  in the tradition of the KrazyDad Insane collection.  The bv are there, but it takes a few X-chain ANL to jar loose … Continue reading

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Classic 96 and 120 Solved in Basic


In the James Forest Classic Sudoku review, The next two pre-selected puzzles are solved in Basic, one in early line marking and one in the bypass. They are both excellent examples of the kind of Sudoku entertainment Basic level puzzles … Continue reading

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