Great Houdini’s Puzzle Vault: A Collection of Mystifying Puzzles Inspired by the Astounding Escapologist By: Tim Dedopulos Read more
Mr Spock’s Logic Puzzles: More Than 120 Ridldle, Conundrums and Observations By: Tim Dedopulos Read more
Relatively Difficult Puzzle Universe: Puzzles Inspired by Albert Einstein By: Tim Dedopulos Read more