retrocomputing Here's a working paperclip computer from the 1967 book, "How to Build a Working Digital Computer" Mark Frauenfelder
Copyfight Building a high-performance cluster of Gameboy emulators to teach computers to play video games Cory Doctorow
happy mutants Beautiful papercraft retrocomputing models to print and love and hang from your tree Cory Doctorow
computers ZX Spectrum Next is an advanced version of the original 8-bit monster machine Rob Beschizza
happy mutants Usborne releases free PDFs of its classic 1980s computer programming books Cory Doctorow