A clinic where beginners can come and learn the free CAD tool named Onshape. Experienced users are welcome as well. The first half is reviewing the basics. The second half is modeling various objects for practice. https://cad.onshape.com/documents/6b640a407d78066bd5e41c7a/v/845d049782179b9faee8b6e6/e/c953720c264ce001f1a82dc1