1982 - Conquer the Cube in 45 Seconds (Hardcover) ISBN-13: 9780517377239 ISBN-10: 0517377233 Genre: Humor & Entertainment ? Jeff Conquers the Cube in 45 Seconds and You Can Too (Paperback) ISBN-13: 9780812870978 ISBN-10: 0812870972 Genres: Humor & Entertainment, Engineering & Transportation 1 |