3D Printing Project - Puzzle of Evil

This week I model a desk puzzle found online and show how to make the pieces interact well when printed. Plus, help me pick what I'm going to do when I hit 500 subscribers! The inspiring post is at:
http://engineering.khanacademy.org/posts/evil-puzzle.htm

You can download the finished models to print yourself here:
https://pinshape.com/items/7793-3d-printed-t-puzzle
https://pinshape.com/items/7792-3d-printed-puzzle-of-evil

Be sure to like, subscribe, share and enjoy.

Follow my other 3D printing adventures at: http://joes3dworkbench.blogspot.com
Learn to do 3D modeling: http://cymonsdesigns.blogspot.com/2015/01/3d-printing-blueprints.html