Marble Clock
Marble Clock is a 3D printed rolling ball clock that tells the time by the location of marbles/balls. It consists of 3 main rails, where,The 5-minute rail with 1-minute intervalsThe 15-minute rail with 15-minute intervalsThe 12-hour rail with 1-hour intervalsadd up and tell the time. OutlineIn the f...By: gocivici
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