Sundials require sunlight.
Sundials do not work at night or on cloudy days- and they are not very portable.
The sundials were first used back in the day around 1566bc1500bc-1300bc
Yes, but in the main people rely on mechanical watches rather than sundials.
They are very inaccurate at night and most aren't designed to fit on the wrist.
As Far as I know the Ancient Egyptians used them first
Sundials do not work at night or on cloudy days- and they are not very portable.
Sundials were used to tell time, back without watches.
There is no specific date stated as to when sundials were first used.
The sundials were first used back in the day around 1566bc1500bc-1300bc
There have been many cultures use the sundials over the years. The Egyptians and Mayans both used the sundials. The American government used sundials in the 1830's.
Sundials are normally made of metal, however the materials may vary. Sundials were thought to be used in around 3500 BC.
They don't work on cloudy days or at night
Yes, but in the main people rely on mechanical watches rather than sundials.
The Romans did not have clocks. They used sundials
They are very inaccurate at night and most aren't designed to fit on the wrist.
They are very inaccurate at night and most aren't designed to fit on the wrist.
The two types of sundials are altitude and azimuth sundials.