Hoberman Expanding Mini Sphere Toy Expands from 5.5" to 12" No assembly required Includes 21 Cool Things To Do game sheet Discover the mesmerizing world of the Hoberman Mini Sphere - Rings, a unique and captivating toy designed by John Hansen Co. This ingenious structure resembles a geodesic dome and can fold down to a fraction of its normal size through the scissor-like action of its joints. Comprising six great circles that correspond to the edges of an icosidodecahedron, this sphere offers a fascinating blend of geometry and engineering. Perfect for ages 8 and up, the Hoberman Mini Sphere expands from 5.5 inches to an impressive 12 inches with ease. No assembly is required, making it ready to use straight out of the box. Additionally, it comes with a "21 Cool Things To Do" game sheet, providing endless fun and educational opportunities. This dynamic and interactive toy is not only a great way to introduce children to basic geometric concepts but also a wonderful stress-reliever and conversation piece for adults. Whether you're looking for a unique gift or a fun addition to your collection, the Hoberman Mini Sphere - Rings is sure to delight and inspire.