Perplexing Pattern Problems & Other Puzzles (Pre-Owned Paperback 9781402723452) by Ivan Moscovich - Walmart.com
Sensational Shape Problems & Other Puzzles by Ivan Moscovich: Used 9781402723476 | eBay
The Puzzle Universe: The History of Math in 315 Puzzles by Ivan Moscovich | Goodreads
Leonardo's Mirror and Other Puzzles (Dover Recreational Math): Moscovich, Ivan: 9780486482392: Amazon.com: Books
The Monty Hall Problem & Other Puzzles (Mastermind Collection) by Ivan – Friends of the St Mary's County Library
FOLD: Origami Brainteaser - No Biggie
The Think Tank: A Fantastic Collection of 3-D and Pop-Up Games and Puzzles [FIRST EDITION, FIRST PRINTING] by Moscovich, Ivan: As New Hardcover (1998) 1st Edition | Vero Beach Books
Magic Arrow Tile Puzzles (Pre-Owned Hardcover 9781402728921) by Ivan Moscovich - Walmart.com
Fat Brain Toys Fold Origami Brainteaser Set by Ivan Moscovich - 182129000816