Sudoku Mathrax - 200 Hard to Master Puzzles 9x9 (Volume 27) by Dart Veider (Engl
16,02 €
By Dart Veider. Mathrax consists of a square grid. Author Dart Veider. Series Mathrax. - 200 Puzzles. - 2 Puzzles per Page. Series Number 27. A letter "O" ("odd") - all numbers in four cells are odd.
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