pocket watch
Feudalism.
New rock boots
Charlemagne was bad ass!!
you spelled education wrong.
A very bad one
Molecular Clock
In 1656,Huygens gave us a new kind of clock....
A kind of.
ME!!!!!!!!!!
type in your answer
Refracting telescope
compound
dumb waiter
They invented flying machines
me
kind of, its on wikipedia
Because no one could fique out the kind of numbers they should invent