• Six cubes, each uniquely hinged.
  • Open, close, rotate, flip, stack - endless building, perpetual design
  • Also includes 50 challenge cards that encourage young builders to visualize, conceptualize and realize a world of architecture
  • Each card includes educational facts, terms, landmarks, and more
  • A perfect introduction to architecture, structure and design
  • Ages 5+
  • Size (Case): 6-3/4" square (17 cm)
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