Hoberman Sphere - Rainbow by John Hansen

Availability: In stock

The Hoberman Sphere is the original award winning geometric expanding/contracting ball.

Made of linked plastic struts each one is a marvel of mechani-cal engineering. Pull on any of the sphere’s hubs and watch as it expands dramatically from 9.5” to 30”! Kids want to touch it, adults want to examine it, and everyone wants to play with it.

Ages 4-104

  • Includes sphere, pulley, hardware & instructions to hang as a kinetic mobile
  • Unfolds from 9½" to 30"
  • Includes educational booklet: "21 Cool Things to Do" with a Hoberman Sphere.
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