Jumbo Transforming Hoberman Sphere – Expanding 80cm Sensory Toy

Add wonder and excitement to your sensory space with the Jumbo Transforming Hoberman Sphere. This famous expanding icosidodecahedron, created by Chuck Hoberman, magically opens from 25 cm to an incredible 80 cm in diameter. A true marvel of mechanical design, the sphere captivates children and adults alike as it expands and contracts with every throw, roll, or pull.

Perfect as both a hands-on resource and a striking visual display, the Hoberman Sphere invites exploration of geometry, engineering, and movement. With included hardware, it can be hung as a kinetic mobile, offering a calming and mesmerising addition to classrooms, therapy rooms, or sensory environments.

Why Educators Love It:

• Inspires awe and curiosity through interactive STEM exploration

• Supports sensory play, calm-down spaces, and focus areas

• Encourages motor skills and coordination through movement and play

• Versatile resource: use in group play, science lessons, or as a visual feature

• Built to withstand repeated expansion and contraction

How to Use It:

• Expand and contract by hand to explore motion and spatial awareness

• Toss, roll, or bowl the sphere for active group play sessions

• Hang from the ceiling with the included pulley for a moving kinetic display

• Use as a teaching tool for geometry, engineering, or STEM discussions

• Incorporate into sensory corners as a calming, engaging visual aid

Details:

• Expands from 25 cm to 80 cm in diameter

• Includes pulley, hardware, and instructions to hang as a mobile

• Comes with an educational booklet for guided activities

• Durable construction for repeated classroom use

• Suitable for ages 4+