alternative puzzle/ solution Comment I've seen this in terms of rolling one coin completely around another...it will rotate TWICE Reason: one circumference's worth will rotate it once, however this 'path' is not flat and is a circular path (ie the static coin) hence the second rotation Reply
I've seen this in terms of rolling one coin completely around another...it will rotate TWICE
Reason: one circumference's worth will rotate it once, however this 'path' is not flat and is a circular path (ie the static coin) hence the second rotation