About the fonts problems, Download the Fonts Support Pack http://www.progesoft.com/icad/files/FONT_SHX_PCAD.zip and decompress into the Font folder otherwise download the latest update

Currently Z A and Z E are working same way than AutoCAD on progeCAD Smart. I like it very much, very light, very fast and free

progeCAD Professional is available as educational for free.
With Educational licenses the schools are allowed to install unlimited sites for classroos and also teacher and students can use on their household PCs
http://www.progesoft.com/icad/richiesta_cd_icad.asp?type=Scuola&lang=eng