STC #59 Corner Block - Durable and Versatile Building Blocks for Kids, STEM Learning Toys, Creative Construction Play - Perfect for Classrooms, Playrooms, and Birthday Gifts

This stunning puzzle by famed designer Stewart Coffin features six pieces held together with wooden dowels, all but one of which are fixed. Numbered 59 in Coffin's catalogue of works.

Moderately challenging, but incredibly beautiful! Measures 3" on each side, signed internally "STC #59, 1985".