Once I decided to build 2wd bicycle and faced the callenge. It wasn't that easy I expected but after few weeks 2wd bike works. All needed parts I found in old hand drill and some of them borrowed in a... continue reading
posted by newtboy 2 years 9 months 2 weeks ago • 129 views • 4:38search results matching tag: bicycle
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posted by bobknight33
5 years 4 months 4 weeks ago • 68 views • 18:07
posted by Mordhaus
7 years 1 week ago • 165 views • 4:10
YouTube: I came across these four physics puzzles over the years in discussions with Neil deGrasse Tyson (riddle 4: which part(s) of a moving train are going backwards with respect to the ground?), Simon... continue reading
posted by PlayhousePals 7 years 1 month 4 weeks ago • 1,232 views • 4:24- 1