Safecracker 40 | Wooden Math Logic Puzzle puzzle gift ideas Graduations from optometry or medical

Graduations from optometry or medical school

The engraving is laser-cut into the wood

and careful planning to solve

Personalize your Decision Maker with your favorite teams

Safecracker 40 | Wooden Math Logic Puzzle puzzle gift ideas Graduations from optometry or medicalSafecracker 40 is a one piece, handcrafted wooden math and logic brain teaser for teens and adults. Made from maple with a cherry finish, it delivers a repeatable challenge in a pocketable form. Goal: Align the wheels so each of the 16 columns equals 40 at the same time. Size: 4. 4 x 4. 4 x 0. 75 in. Deep laser engraved numbers and text will not fade. Add personalized engraving on the back. Difficulty: Intermediate. Ideal for solo puzzling, travel,