Since Scratch 2.0 is out and Scratch day is on May 18th, I decided to do a medallion to give away to kids that are interested in programming.
There is a small hole if you want to make a necklace or attach it to something like a bookbag.
The Purple one was printed as fast as my machine would handle and shows a good bit of lash. Print it a little slower than you usually would print and it should be fine.
I used the SVG images of the characters from the MIT site and made bumpmaps to get the 3d shape I wanted. Probably not the best modelling job but it works.