About this 3D model

A good first print for a classroom setting, sized to hold a US penny. This model illustrates something that is possible with 3D-printing but impossible with standard subtractive manufacturing methods. For other sizes check out the customizable model: http://www.thingiverse.com/thing:193941 Penny traps as a good "first 3D print" for the classroom: [MakerHome, Day 307](http://makerhome.blogspot.com/2014/06/day-307-penny-traps-good-first-print.html) Designing a penny trap with Tinkercad: [MakerHome, Day 313](http://makerhome.blogspot.com/2014/07/day-313-designing-penny-trap-with.html) Designing a penny trap with OpenSCAD: [MakerHome, Day 314](http://makerhome.blogspot.com/2014/07/day-314-designing-penny-trap-with.html) ===== #####Twitter: [twitter.com/mathgrrl](https://twitter.com/mathgrrl) #####Hacktastic blog: [www.mathgrrl.com/hacktastic](http://www.mathgrrl.com/hacktastic) #####Shapeways geekhaus store: [www.shapeways.com/shops/mathgrrl](https://www.shapeways.com/shops/mathgrrl) *This design and all associated pictures and files are licensed under the [Creative Commons Attribution Non-Commercial Share Alike](https://creativecommons.org/licenses/by-nc-sa/2.5/) license. If you want to use designs, images, or files outside of the terms of this license, please email .*