Jump to 13:05 (also shown on the right menu) for an intro to those languages. The page has a link to "RUN SOFTWARE". The link opens a 'BBC Micro' emulator that

Jump to 13:05 (also shown on the right menu) for an intro to those languages. The page has a link to "RUN SOFTWARE". The link opens a 'BBC Micro' emulator that runs the software shown on the thumbnail. You can edit the program in all its 1980's Acorn Basic glory. Btw, "Acorn" is the "A" in "ARM", as in billions of CPUs today, and the BBC Micro is the inspiration behind the Raspberry Pi.