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Aerecura

Aerecura

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530 video views
  • Thumbnail 0:03
    4 years ago

    model trebuchet

    A working model of a swinging box trebuchet. It throws a street-hockey ball 12 metres (measured by white cones) using a 3 kg counterweight. Buil...

    299 views

    Aerecura Aerecura uploaded
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