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Electrical Telegraphy, Electric Bells and Telephones
When copper wire is wrapped around an iron rod and connected to a battery, it becomes an electromagnet. A science teaching material movie that explains the principle and structure of electric bells and telephones by applying the principle of an electromagnet through a fusion of live action and animation.
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Reviews
What a waste of my time!!!
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Purely Joyful Movie!
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The movie's not perfect, but it sticks the landing of its message. It was engaging - thrilling at times - and I personally thought it was a great time.
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The thing I enjoyed most about the film is the fact that it doesn't shy away from being a super-sized-cliche;
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