12 Days of Gifts at Goodies - Day 5 Brainteasers! 10 Penny Puzzle • Can you fit all 10 pennies in the square opening? | By Goodies Handmade Candies | Facebook
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Ten Penny Puzzle Collection Coins High Difficulty Brain Teaser IQ Games Juguetes Novedosos Rompecabezas Toys Hobbies - AliExpress
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10 Penny Puzzle Board Games Brain Tease Jigsaw Puzzle Seven Ten Sixteen Mint Pennies Brain Burning Game for Adults Kids Gift
![Amazon.com: 10 Penny Puzzle - A Circle Packing Problem - Ten Mint Pennies are Included : Toys & Games Amazon.com: 10 Penny Puzzle - A Circle Packing Problem - Ten Mint Pennies are Included : Toys & Games](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/717hcqUm5+L._UX250_.jpg)
Amazon.com: 10 Penny Puzzle - A Circle Packing Problem - Ten Mint Pennies are Included : Toys & Games
![My dad, 72, had me create this penny puzzle. I used solidworks to figure out the exact size the square needed to be to fit all 10 in a certain configuration. It My dad, 72, had me create this penny puzzle. I used solidworks to figure out the exact size the square needed to be to fit all 10 in a certain configuration. It](https://i.imgur.com/Voq2oVK.jpg)