James D Hill – författare
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2 produkter
Sangaku #2
Professor Hill Presents the World''s Greatest Number Puzzles!
E-bok, 2014
132 kr
Lägg i varukorg
Sangaku returns with more addictive number puzzles. Similar to the wildly popular Sudoku, the all new Sangaku requires players to fill out a pattern, shape, or grid using mathematical rules. These rules change according to the shape of the board, however, and the numbers presented in sets are also …