Absolutely Nasty(r) Sudoku Level 4 -- Frank Longo, Spiral

Top solvers can try their hand at the One-Sided Gordonian Rectangle; Extended Gordonian Rectangle; Gordonian Polygon; and Alternating Digits. (But they can take comfort in knowing that no more than one will occur in any single puzzle.)

Author: Frank Longo
Publisher: Puzzlewright Press
Published: 3/1/2007
Pages: 160
Binding Type: Spiral
Weight: 0.65 lbs
Size: 8.9" H x 6.5" L x 0.5" W
ISBN: 9781402743993

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