Includes sphere, pulley, hardware and instructions to hang as a kinetic mobile. "Twenty-one Cool Things to do With a Hoberman Sphere, " is also included.
Ages 4+
by Educa
Includes sphere, pulley, hardware and instructions to hang as a kinetic mobile. "Twenty-one Cool Things to do With a Hoberman Sphere, " is also included.
Ages 4+
by Educa