It is believed that there was only one requirement for becoming a member of the Philosophical Society: candidates had to pass the entrance test by opening the mechanical "Cambridge Labyrinth" box invented by the scientist William Whewell. Now you have the opportunity to take on the challenge that was once the first step for many inventors in the world of science and engineering!

• A box filled with puzzles and riddles!

• Puzzle box and marble maze combined
• Solve the puzzles to open the box
• Join the Cambridge Scientific Society
• Natural wood + metal marbles + acrylic lid
• Includes an acrylic stand
• Ideal gift and unique gift box