Books similar to Mensa's Most Difficult Geometric Puzzles Tricky puzzles to challenge every angle. All books with cheap shipping within UK and to Ireland.Among them books by Paweł Dwornik, Christina Latham-Koenig, Clive Oxenden.
Books similar to Mensa's Most Difficult Geometric Puzzles Tricky puzzles to challenge every angle. All books with cheap shipping within UK and to Ireland.