Mensa Puzzle Challenge: v. 2
by Carolyn Skitt,etc., John Bremner, Robert Allen
ISBN 13: 9781858689548
Format: Paperback (256 pages) Publisher: Carlton Books Ltd Published: 30 Jun 2000 Other Format: Paperback
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Mensa Number Puzzles
by Harold Gale, Carolyn Skitt
ISBN 13: 9781858683157
Format: Paperback (128 pages) Publisher: Carlton Books Ltd Published: 01 Jun 1997