Mefferts Gear Ball

Availability: In stock (9)
  • Brain teaser
  • Smooth and easty to turn
  • Sphere shaped, measures 3" in diameter
  • The objective is to bring the puzzle back to a single color on each side.  
  • The puzzle has a unique surface rotation that is "gear like" as any two halves are turnes.  The puzzle halves can rotate on three separate axis.
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