David Singmaster

David Singmaster is a retired professor of mathematics at London South Bank University, England UK. A self described metagrobologist, he is most famous for his solutions to the Rubik's cube and his huge personal collection of mechanical puzzles and books brainteasers.

David Singmaster is a retired professor of mathematics at London South Bank University, England UK. A self described metagrobologist, he is most famous for his solutions to the Rubik's cube and his huge personal collection of mechanical puzzles and books brainteasers. See less