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The gears have 37 teeth
Use it as an engaging game for your home
Creative Crafthouse since 2003
Solutions are provided
10 Penny Puzzle | Coffee Table Game gift for teenager Please contact me separately for10 Penny Puzzle is a handcrafted wooden brain teaser that looks trivial and is anything but. Lay all ten pennies flat inside a shallow recess that seems too small to hold them. The opening is precision cut so the coins fit only one way, which turns a handful of change into a real puzzle. It is a hands on take on a classic recreational math problem, circle packing: fitting equal circles into the smallest possible square. Ten is a famously awkward case,
