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Chuck Hoberman

Hoberman Sphere expanding toy

United StatesEvidence: high confidenceChecked July 2026

Chuck Hoberman invented the Hoberman Sphere, an expanding scissor-linked structure adapted into a colorful hand-operated toy. MIT’s Lemelson Center documents the sphere as a foundational Hoberman invention, while Smithsonian materials identify its toy and large-scale structural forms.

01

What Chuck did

invented the scissor-linked expanding Hoberman Sphere mechanism and adapted it into a widely sold tactile toy

02

Why it matters

The Hoberman Sphere translated a distinctive deployable mechanism into a highly recognizable educational toy and inspired major kinetic architectural installations.

03

Living-status check

Cornell AAP scheduled Hoberman to deliver a public lecture on his transformable structures on September 10, 2025.