Hexaflexagons, Probability Paradoxes, and the Tower of Hanoi: Martin Gardner's First Book of Mathematical Puzzles and GamesMartin Gardner58,49 €
Hexaflexagons, Probability Paradoxes and the Tower of Hanoi. Martin Gardner's First Book of Mathematical Puzzles and GamesMartin Gardner15,49 €
Visitors From Oz. The Wild Adventures Of Doothy, The Scarecrow, And The Tin WoodmanMartin Gardner9,60 €