XDA Developers on MSN5mon
This tiny DIY console is the size of a coin and uses equally small cartridges
Utilizes a vintage LED display IC for the screen ... with a little bit of DIY ingenuity, you can make one that's the size of ...
Hackaday1y
The Egyptian Coin Box ‘Trick’
[James Stanley] likes to spend time making puzzles and gadgets for ... The idea was to construct a ‘magic box’, in which a coin can be placed in one of a number of slots, and then be able ...