This holds media for tutorials

These are released under Creative Commons 4 BY-SA attributes
https://creativecommons.org/licenses/by-sa/4.0/
 

Free HP42S Emulator

Download the Free42 - An HP-42S Calculator Simulator
http://thomasokken.com/free42/
There is a link to an OpenSource online Manual too :)

Made this vid for testing some methods and stuff. - and I'm not that used to keept track on whether my head is in the camera's viewport or not .. sorry for that :D

Music used is "Asian Wonders" by Butterfly Tea from "Feeries" released under Creative Commons 3, and downloaded from Jamendo.com (Free online music)
www.jamendo.com/en/artis/Butterfly_Tea

Video edit in Kdenlive (Open Source) http://kdenlive.org Audio edit in Audacity (Open Source) http://audacity.sourceforge.net/ (crossplatform)