Six volumes from the Mastermind Collection puzzle book series | Ivan Moscovich
The Hinged Square & Other Puzzles (Mastermind Collection) by Ivan Mosc – Friends of the St Mary's County Library
Strain-Your-Brain: Power Puzzles - Paperback By Ivan Moscovich - GOOD | eBay
The Think Tank: A Fantastic Collection of 3-D and Pop-up Games and Puzzles by Ivan Moscovich - Hardcover - from World of Books Ltd (SKU: GOR003407100)
The Monty Hall Problem & Other Puzzles (Mastermind Collection) by Ivan – Friends of the St Mary's County Library
Perplexing Pattern Problems & Other Puzzles (Pre-Owned Paperback 9781402723452) by Ivan Moscovich - Walmart.com
Fiendishly Difficult Visual Perception Puzzles by Ivan Moscovich - Paperback - from Better World Books (SKU: 38539634-6)
FIENDISHLY FRUSTRATING BRAIN-TWISTING PUZZLES Moscovich, Ivan Softcover 9781402718090 | eBay
BrainMatics: Logic Puzzles, Pre-Owned Paperback 3833153652 9783833153655 IVAN MOSCOVICH - Walmart.com
The Puzzle Universe: The History of Math in 315 Puzzles by Ivan Moscovich | Goodreads
Mastermind Collection: The Hinged Square and Other Puzzles by Ivan Moscovich... 9781402716669 | eBay
FIENDISHLY DIFFICULT MATH PUZZLES By Ivan Moscovich 9780806982700 | eBay
Leonardo's Mirror & Other Puzzles (Pre-Owned Paperback 9781402716676) by Ivan Moscovich - Walmart.com
Fat Brain Toys Fold Origami Brainteaser Set by Ivan Moscovich - 182129000816
Sensational Shape Problems & Other Puzzles by Ivan Moscovich: Used 9781402723476 | eBay
Fiendishly Difficult Math Puzzles by Ivan Moscovich - Paperback - 1899-12-31 - from Abednego Book Shoppe (SKU: mon0000854962)
FOLD: Origami Brainteaser - No Biggie
Loopy Logic Problems and Other Puzzles (Dover Recreational Math): Moscovich, Ivan: 9780486490694: Amazon.com: Books
The Little Book Of Big Brain Games (paperback) By Ivan Moscovich : Target
The Puzzle Universe: A History of Mathematics in 315 Puzzles: Moscovich, Ivan: 9781770854758: Amazon.com: Books
The Monty Hall Problem and Other Puzzles by Ivan Moscovich, Paperback | Barnes & Noble®
The Puzzle Universe: A History of Mathematics in 315 Puzzles: Moscovich, Ivan: 9781770854758: Amazon.com: Books
