/learn/learning-center/stem-academy/stem-projects/b/blog/posts/exercise-sheet-sorter-machine-part3-hands-onFinally there it is, my third post for the teacher pet contest.It has been a while but I have been really busy and I had to wait for some stuff to come to be able to start working with my raspberry. First of all I bought myself a external screen...en-USTelligent Community 12