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Sphero Ollie Motor Replacement
If Ollie's wheels are moving slower than you...
Sphero Ollie Tire and Hubcap Replacement
If Ollie's tires or hubcaps are damaged, worn...
Sphero Ollie Battery Replacement
The battery is like the heart of the Sphere...
Sphero Ollie Motherboard Replacement
This guide will illustrate how to easily...