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This short animated science video in English is meant for upper primary class children (age 11-13 years). This highly animated video explains in a very simpl...
- 5 min
- 744.3K
- Bodhaguru
Buy AumSum Merchandise: https://www.aumsum.comHow does an Electric Bell Work?An Electric Bell consists of a Bell, an Electromagnet, Switch, Battery, Clapper ...
- 11 min
- 426.1K
- It's AumSum Time
Want to support this channel and help us preserve old films? Visit https://www.patreon.com/PeriscopeFilmVisit our website www.PeriscopeFilm.comThis color edu...
- 26 min
- 15.8K
- PeriscopeFilm
ALEXANDER GRAHAM BELL:'He'd invented a system that helped them learn how to move their throat, tongue and lips to produce the vibrations to make the different kinds of sounds that went into...
Mar 2, 2021 · Most people are familiar with the famous crack in the Liberty Bell, but where exactly did it come from? Learn this and more as RAC takes a dive into what makes this former resident of...
- 2 min
- 107.4K
- RAC Adventures
Make with a normal digital timer an ideal and cheap automatic school bell system. (No computer required)Sample : A school need 12 rings per day. T...
- 50 sec
- 21.6K
- RonaldOverbeek
Alexander Graham Bell was an inventor and a teacher of the deaf. He is famous for creating one of the world’s most important communication devices—the telephone. Alexander Graham Bell was born in Edinburgh, Scotland, on March 3, 1847. Alexander was mostly schooled at home.
