Details
What ancient device measures time by how much sand passes through a small hole?
hourglass
True or False: There has been minimal development of clocks since the beginning of time.
False
What is the main idea?
Clocks from the beginning of time to present day
Who built a timekeeper that rang a bell every time the water rose?
a) ancient people
b) Korean clockmaker
c) Albert Einstein
Korean clockmaker
True of False: Mechanical clocks have become very popular in the past 30 years.
Give this story another title!
many answers!
Where did mechanical clockmaking begin?
a) Europe
b) America
c) Asia
Europe
True or False: An appropriate title for this article would be "Times have changed"
True
Why do you think there have been so many different ways to tell time throughout history?
Many possible answers
How do modern clocks work?
a) Powered by the sun
b) Electronics
c) Water
Electronics