TYWKIWDBI ("Tai-Wiki-Widbee")
"Things You Wouldn't Know If We Didn't Blog Intermittently."
08 November 2018
A marble run accelerated by rubber bands
YouTube link
.
See also:
Marble runs
and
A marble run incorporating a dozen antigravity mechanisms
.
1 comment:
Spiv
November 8, 2018 at 7:21 PM
It's so... Satisfying...
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It's so... Satisfying...
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