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The puzzle master's ninth collection offers mathematical games, puzzles, and paradoxes ranging from the simple and down-to-earth to the complex and cosmic
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Book Description Random House, 1979. Condition: New. book. Seller Inventory # M0394502078
Book Description Random House Childrens Books, 1979. Hardcover. Condition: New. Seller Inventory # DADAX0394502078
Book Description Random House, 1979. Hardcover. Condition: New. Never used!. Seller Inventory # P110394502078