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Published byLiani Sugiarto Modified over 6 years ago
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Change Over Time Communication Grade 3, Unit: 07 Lesson: 01
©2012, TESCCC Grade 3 Unit 7, Lesson 01
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Alexander Graham Bell invents the telephone.
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The telephone changes through the years.
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The wall phone ©2012, TESCCC
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A phone for office and home
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The dial phone ©2012, TESCCC
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Sturdier dial phone ©2012, TESCCC
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Modernized (plastic) dial phone
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The princess phone ©2012, TESCCC
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Finally, the mobile phone
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The flip phone ©2012, TESCCC
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Wireless Internet phone
©2012, TESCCC
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