Hoberman Sphere: Rainbow Math Whether you're a seasoned player

Whether you're a seasoned player or new to Hive

From leading the Hellfire Club into battle to belting out the Neverending Story at exactly the wrong time

and whether "the one" is really out there

you might duel atop heaving ship decks

Hoberman Sphere: Rainbow Math Whether you're a seasoned playerThe Hoberman Sphere is the original award winning geometric expanding contracting ball. Made of linked plastic struts each one is a marvel of mechanical engineering. Pull on any of the spheres 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. All spheres come with a pulley, hardware and instructions to hang as a cool, kinetic mobile. An educational booklet