Bridge building using perspex (probably cut using a laser cutter)
You could make the rules very simple: use 1.5mm perspex, must span at least 50cm and best weight to strength ratio wins or something
perspex bridge building contest
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Bridge building using perspex (probably cut using a laser cutter)
You could make the rules very simple: use 1.5mm perspex, must span at least 50cm and best weight to strength ratio wins or something
by
Tags:
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