Did you know?
Mass of an adult male Hippopotamus (1,500 kg) is 1 thousand x Mass of a 10-pin bowling pin (1.5 kg)
Tweet this comparison
Pop. of Belarus (9.53million)
If this was a standard unit ...
"This is a fun and riveting book. Written in an accessible and engaging way, it is unputdownable." Frost Magazine
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.