Rhombic Blocks | Stewart Coffin #122 Wooden Puzzle puzzles for teens The 9 block model here

The 9 block model here has over 64

prisoners often devise abbreviations and acronyms for common items or phrases

like a washer or a small chip

(as determined by post height)

Rhombic Blocks | Stewart Coffin #122 Wooden Puzzle puzzles for teens The 9 block model hereRhombic Blocks is a handcrafted 9 piece wooden brain teaser, Stewart Coffin Design #122. Every way three rhombic blocks can be joined, represented as nine unique pieces. Fit them all into the hexagon frame. There are 14 possible solutions. One is unique: no two pieces of the same wood touch. Find that one, plus the other 13. Three contrasting woods, 1 4 inch thick, lacquer finished pieces. Includes base and cover. Made by Creative Crafthouse with