Comment Re:HP48g (Score 1) 702
I didn't think about calculators, but my daughter is still using my Casio FX-4000P in high school.
Mine looks about exactly like this (except in English):
http://mycalcdb.free.fr/galerie/Casio/casio_fx-4000P.7.jpg
I also have an HP 28S that still works great (although it has a really bad interface):
https://upload.wikimedia.org/wikipedia/commons/0/0b/HP_28.jpg