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Descrição
Geared Learning Clock
Mechanical clock to teach children how to tell the time. Prints without supports and assembles without glue or screws. Change the time by turning the minute hand or the protruding gear at the top. Internal gears maintain the 12:1 turning ratio for the clock hands.
Enjoy!
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Tags
clock
learning
mechanical
no support
teaching aid
Licença
Creative Commons - Attribution
Arquivos (8)