The Hoberman "Expanding Universe" Sphere expands to a diameter of 30 inches with a mesmerizing glow-in-the-dark motion that dazzles both kids and adults. It comes with a pulley, hardware and instructions to hang as a kinetic movile, as well as educational information and a "21 Cool Things to Do" activity sheet.

Expands from 9.5 inches to 30 inches with a cool, mesmerizing motion Glow-in-the-dark effect looks like an expanding celestial sphere Spheres have appeared in movies, commercials, classrooms, magazines and dance recitals Great for active play such as running, rolling and pushing Made of durable, sturdy plastic Fully assembled; ready to play out of the box Game and activity sheet included Comes with a pulley, hardware and instructions to hang as a cool, kinetic movile Also includes educational information and a "21 Cool Things to Do" activity sheet