The Hoberman Sphere - Glow in the Dark is the
essence of transformation, expanding from 10" diameter to 32" with
one easy motion. It is a great stress reliever that's a blend of mathematics,
mechanics and structural engineering. The original transforming sphere from
Hoberman comes with a pulley, hardware and instructions to hang as a cool,
kinetic mobile. It's bound to fascinate you and the crowd of co-workers that
gather around to see it in action!
This Original Hoberman is 10"
diameter collapsed and 32" diameter expanded, made of plastic, and is the Glow in the Dark
version. Includes a pulley, hardware and instructions to hang as a kinetic
mobile, plus an educational booklet and a "Cool Things to Do"
WARNING: Choking Hazard - Small parts. Not for children under 3 years.