OT but someone here might know
On Wed, 19 Aug 2009 05:39:08 -0700, Andy Dingley wrote:
On 19 Aug, 13:14, "dennis@home" wrote:
Where is it storing all the energy needed to make it jump around?
Rotational inertia in the wheels.
Doubtless the natural spring from the tyres make it bounce a lot...
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