Taking advantage of my wonderful local library, I attended a class titled “Intro to 3D Printing.”  This is how it was described on the library website: “Learn to create a small object using ready-to-print files or custom Tinkercad files and the library’s 3D printers.”  (Yes, my area libraries now have 3D printers–very cool!)  This was a fun introduction to 3D printing. Most of the class involved working on the website Tinkercad.  This is a free and easy-to-use website for making 3D printable items.  Whether or not you have access to a 3D printer, it is still something entertaining to check out. The site is www.tinkercad.com.  You can create your account,…