Tesla Puzzles: An Electrifying Collection Inspired by the Visionary Scientist, Nikola Tesla (Paperback) (ISBN-13: 9781398867321)

Barry R. Clarke has published over 1,500 puzzles in The Daily Telegraph and has also contributed to various publications including New Scientist, The Sunday Times, Reader's Digest, The Sunday Telegraph, and Prospect magazine. His book Challenging Logic Puzzles Mensa has sold over 100,000 copies. In 2013, Clarke also completed a PhD in Shakespearian Studies at Brunel University London.