![The Cultural Tutor on Twitter: "So how did people set alarms? In both Ancient Greece and China complicated and carefully callibrated water clocks were used. Plato apparently had one which forced air The Cultural Tutor on Twitter: "So how did people set alarms? In both Ancient Greece and China complicated and carefully callibrated water clocks were used. Plato apparently had one which forced air](https://pbs.twimg.com/media/Ft3-JLqWcAgv5oe.jpg:large)
The Cultural Tutor on Twitter: "So how did people set alarms? In both Ancient Greece and China complicated and carefully callibrated water clocks were used. Plato apparently had one which forced air
![The Inventions of Ancient Greece: Origins of Our Modern Technology At Science Centre Singapore: Field Trip Back In Time - Little Day Out The Inventions of Ancient Greece: Origins of Our Modern Technology At Science Centre Singapore: Field Trip Back In Time - Little Day Out](https://www.littledayout.com/wp-content/uploads/e05-the-innovations-of-ancient-greece-science-centre.png)
The Inventions of Ancient Greece: Origins of Our Modern Technology At Science Centre Singapore: Field Trip Back In Time - Little Day Out
![Horology & History on Twitter: "Greek Philosopher Plato (428-348 BCE) developed one of the first alarm clock's during his time on earth. It expanded upon the water clock (Picture 1) which was Horology & History on Twitter: "Greek Philosopher Plato (428-348 BCE) developed one of the first alarm clock's during his time on earth. It expanded upon the water clock (Picture 1) which was](https://pbs.twimg.com/media/E0is5B_XoAM6uIG.jpg)