Did you know? Length of a pencil (190 mm) is 10 x Side of a casino-standard dice (19 mm)
Pop. of Saint Petersburg, Russia (5.19 million people)
/fact/population-of-saint-petersburg-russia
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.