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The unit one bar also has notched lines in units of 1/40
whenever a player achieves a mill
Swords of Truth | Pocket-Sized Math Magic That Stumps Adults wood brainteaser or step up to ourSwords of Truth is a handcrafted wooden math magic trick keychain by Creative Crafthouse. Push two interlocking swords through the wooden block. They appear to pass through each other. The trick reveals only with the right math. The wooden blocks are precision laser cut from contrasting hardwoods. Each set ships with the trick explained. Portable, durable, dependable for showing the trick wherever you go. Wooden keychain sized magic trick. Includes
