Calibron 12 - Theodore Edison's 1933 Wooden Packing Puzzle gift for women however there is only 1

however there is only 1 solution possible

A unique brain teaser that will impress puzzle lovers

not force: a few discreet moves and a loose key piece release the lid to reveal the space inside

Because we cut from whatever fine stock is on the bench that day

Calibron 12 - Theodore Edison's 1933 Wooden Packing Puzzle gift for women however there is only 1Calibron 12 is a wooden packing puzzle designed in 1933 by Theodore Miller Edison, the youngest son of Thomas Edison, an MIT trained physicist who held more than 80 U. S. patents and founded Calibron Industries in West Orange, New Jersey. We build this faithful reproduction at Creative Crafthouse, our family owned wooden puzzle and game shop, and make every set in our Hudson, Florida workshop. The goal is to arrange twelve wooden pieces into a single