- Rotate, shake, tilt the phone to make the steel ball roll into the hole with a green bottom.
- The steel ball only rolls into the hole when its velocity at the mouth of the hole is close to zero.
- Rolling the steel ball into the blood diamonds will cause the steel ball to reverse its movement compared to the tilt, shake, and rotation angle of the device.
- Roll the steel ball into all the stars to achieve the highest number of stars.