[Tymkrs] had a robot paper cutter, so naturally they made punch cards. But then, of course, they needed a punch card reader, so they made one of those too. All with stuff lying around the shop.

With the fate of repetitive motion injury looming due to the need to drill 1,200 holes, [bitluni] took matters into his own hands and built this nifty DIY hole punch for light-gauge sheet metal.

This adorable DIY punch card activity, which I discovered on Instagrammer Emilia Marie's (@emiliamariehome) feed, is a great way to create an easy plan to stay motivated. Plus, it's a fun craft to ...