Gravity Powered Xylophone Another look at the gravity powered xylophone which I could watch forever. Facebook Prev Article Next Article Videos Checkout these cool gadgets... Related Posts Car driving in a loop inside a death cage ball just ignores gravity What’s in the National Quiet Zone? Impressive Pilot’s View From a Cockpit Epic Slip ‘N Slide Should Be On Your ToDo List Absolutely insane forging in China There’s Gold In Your iPhone and in Everything Else Around You