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  The mechanical clock was powered by falling weights and large springs.
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  The main spring was used for clocks and later on watches.
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  The wrist watch was envented by Peter Henlein in germany.
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  The start of people making clocks started at the year of 1510. Clock making had already started but this time it was open to public.
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  Jost Burgi envented The Minute hand. It was envented in 1577.
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  The Pendulum was envented by Christian Huygens to make clocks work better.
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  In 1908 the first Clock companie was envented in londen under the big ben tower (clock).
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  The Self winding watch was envented by John Harwood in Switzerland.
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  A man in Switzerland inventd the Quarts to get more money for making bigger and better clocks in the future.
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  The alarm clock was made in China Zhejiang.They are mostly used for buses around different cities and towns mostly in moulborne.
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  The alarm clock was envented in 250bc and was made by a greek builder.