Educativo
3 videos • 5 views • by Yin Abdul Arias Santos
1
Perpetual Motion: Hypothetical Machines That Could Run Forever! Part1
veproject1
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2
Wintergatan - Marble Machine (music instrument using 2000 marbles)
Wintergatan
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3
DIY 5 Speed Gearbox from Cardboard
V. Idea
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