777 Mathematical Conversation Starters - John de Pillis - Google Books

https://books.google.de/books?id=YB4wS-N9qb0C&pg=PA139&dq=potato+paradox&hl=en&sa=X&ved=0ahUKEwjvltC36v3SAhUDWSwKHcgwCcgQ6AEINDA

777 Mathematical Conversation Starters shows that there are few degrees of separation between mathematics and topics that provoke interesting conversations. The topics presented in this unique book are accessible to mathematicians and non-mathematicians…