Sphere (Planetary) Gears
There is Sphere or Planetary Gears toy.
It consists of one core, 10 big gears, 20 small gears, 2 finger gears and 32 pins.
Note! Each big gear has 5 small gears as a neighbour. Each small gear has 3 big gears as a neighbour.
You may insert pins into core first and then connect gears. Or connect pins and gears together and then insert it into core.
For smooth rotation you should use a lubricant (e. g. teflon or silicone grease).