Which mathematical learning tool product design innovation won the 2019 EdTech Breakthrough Award for 'Best Use of Manipulatives' by transforming how students physically interact with 3D geometry?

The educational mathematics product market has evolved significantly in recent years, with innovative design approaches transforming how mathematical concepts are taught and learned. This poll tests your knowledge about a groundbreaking product design innovation that changed how students interact with geometric concepts through tactile learning experiences. Understanding these innovations helps product managers and educators identify successful design strategies in mathematical learning tools.

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Zometool's Sustainable Geometry System, featuring plant-based biodegradable connector nodes
Mobi's Digital-Physical Geometry Set, incorporating augmented reality markers with traditional tools
Morphagon's Shape-Shifting Polyhedra, with magnetic faces that transform between geometric forms
GeoSmart's Touch-Responsive Geometric Solids, featuring embedded sensors that provide audio feedback