The Double Revolving Century Wood Puzzle | 2 Wooden Puzzles in One ideas geeky nerdy The wood set comes with

The wood set comes with base

Made from quality hardwood and built to hold up to repeated handling

Celebrating the work and daily accomplishments of the good folks at the Post Office

Made in USA by CreativeCrafthouse

The Double Revolving Century Wood Puzzle | 2 Wooden Puzzles in One ideas geeky nerdy The wood set comes withThe Holiday Christmas gift for the smartest person you know. Perfect gift for engineers, parents, mom, dad, coworkers, and grandparents who LOVE a serious challenge. Another of our unique designs and this one has 2 puzzles in 1. The object of both puzzles is to turn the 6 hardwood wheels such that all columns add to 100 at the same time. There is a SUPER difficult side with 12 columns of numbers. There are over 248,000 possible permutations with 1