Did you know? Time since start of building of the Great Pyramid of Cholula (2,250 y) is 20 x Time since the birth of Turing (112 y)
Mass of an ostrich egg (approx) (1.4 kg)
/fact/mass-of-an-ostrich-egg-approx
Link
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
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