Penny Trap with TInkercad or OpenSCAD

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/thi...

Penny traps as a good "first 3D print" for the classroom: MakerHome.blogspot.com, Day 307 Designing a penny trap with Tinkercad: MakerHome.blogspot.com, Day 313 Designing a penny trap with OpenSCAD: MakerHome.blogspot.com, Day 314

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