Check the listing for details. Commodore 64 - Computer Science I Commodore Public Domain Series Software. Condition: Good. Listed at 27.89 USD. Delve into the world of vintage computing with the Commodore 64 Computer Science series software. This classic Public Domain title is an essential addition to any Commodore enthusiast's collection, providing a nostalgic trip down memory lane. The software comes on a 5.25-inch floppy disc, tailored specifically for the Commodore 64 operating system. Complete with English language instructions, this software package is designed for use with a single device, ensuring you get the most out of your Commodore experience. Whether you're a collector, a hobbyist looking to revisit old favorites, or someone who appreciates the craftsmanship of retro technology, this piece of software is a genuine gem from the Commodore era.