Related categories 1
Sites 17
[ Teens/Mature Teens ]
Article explores a clock designed to keep accurate time for 10,000 years.
[ Teens/Mature Teens ]
Describes Galileo's work on pendulums and the pendulum clock.
[ Teens/Mature Teens ]
Explains the importance of concept of time in the history of mathematics, science and measurement.
[ Teens ]
Has explanation of time and how it is measured, including information about clocks, time zones, and calendars.
[ Kids/Teens ]
Before there were clocks, people used shadows to tell time. Learn how to make your own sun clock!
[ Teens ]
An illustrated history of timekeeping from ancient times to the present.
[ Teens/Mature Teens ]
Includes a description of the connection with Einstein's theories of relativity, an interview with Carl Sagan, and a transcript of the show with other resources.
[ Teens/Mature Teens ]
Talks about the complicated politics and curious history of daylight standard time.
[ Kids/Teens/Mature Teens ]
Learn about the history of time measuring devices in this online Smithsonian Institute exhibit. Page discusses how the accuracy of watches and clocks affected people's perception and usage of time.
[ Kids/Teens/Mature Teens ]
Learn how to tell time by finding constellations in the night sky.
[ Mature Teens ]
Specifies numeric representations of date and time. It helps to avoid confusion caused by the many different national notations.
[ Teens/Mature Teens ]
Learn how to make a sundial. Instructions are for beginners, intermediate, or advanced, and work for either the northern or southern hemispheres.
[ Kids/Teens ]
Just how do we measure time and what has Greenwich England got to do with it?
[ Teens/Mature Teens ]
Contains time and date related information, yearly and monthly calendars, counters, countdown, and the world clock which shows the current time in cities all over the world.
[ Kids/Teens ]
Answers questions about how an hourglass keeps time and what are the contributing factors determining how long an hourglass lasts.
[ Teens ]
Explanation of when and why we have daylight savings time.
[ Kids/Teens ]
Provides information about cities around the globe, blog articles and a time zone map and convertor.
[ Teens/Mature Teens ]
Article explores a clock designed to keep accurate time for 10,000 years.
[ Teens/Mature Teens ]
Explains the importance of concept of time in the history of mathematics, science and measurement.
[ Teens ]
An illustrated history of timekeeping from ancient times to the present.
[ Kids/Teens ]
Answers questions about how an hourglass keeps time and what are the contributing factors determining how long an hourglass lasts.
[ Kids/Teens ]
Provides information about cities around the globe, blog articles and a time zone map and convertor.
[ Mature Teens ]
Specifies numeric representations of date and time. It helps to avoid confusion caused by the many different national notations.
[ Kids/Teens/Mature Teens ]
Learn how to tell time by finding constellations in the night sky.
[ Teens/Mature Teens ]
Learn how to make a sundial. Instructions are for beginners, intermediate, or advanced, and work for either the northern or southern hemispheres.
[ Teens ]
Explanation of when and why we have daylight savings time.
[ Teens/Mature Teens ]
Includes a description of the connection with Einstein's theories of relativity, an interview with Carl Sagan, and a transcript of the show with other resources.
[ Teens/Mature Teens ]
Contains time and date related information, yearly and monthly calendars, counters, countdown, and the world clock which shows the current time in cities all over the world.
[ Teens ]
Has explanation of time and how it is measured, including information about clocks, time zones, and calendars.
[ Teens/Mature Teens ]
Describes Galileo's work on pendulums and the pendulum clock.
[ Teens/Mature Teens ]
Talks about the complicated politics and curious history of daylight standard time.
[ Kids/Teens/Mature Teens ]
Learn about the history of time measuring devices in this online Smithsonian Institute exhibit. Page discusses how the accuracy of watches and clocks affected people's perception and usage of time.
[ Kids/Teens ]
Just how do we measure time and what has Greenwich England got to do with it?
[ Kids/Teens ]
Before there were clocks, people used shadows to tell time. Learn how to make your own sun clock!
