Sudoku Mathrax - 200 Easy to Normal Puzzles 7x7 (Volume 12) by Dart Veider (Engl
15,78 €
By Dart Veider. Mathrax consists of a square grid. Author Dart Veider. Series Mathrax. - 200 Puzzles. - 2 Puzzles per Page. A letter "O" ("odd") - all numbers in four cells are odd. The puzzle book contain.
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