Split flap displays! They’re mechanical, clickety-clackity, and largely commercially irrelevant in our screen-obsessed age. That doesn’t mean you can’t have a ball making one of your own, though!

Recently, I've become enamored with split flap display and have been ideating on a project to create a modular unit that you string together and it displays strings. This is the primary physical ...

As cool as split-flap clocks and displays are, they do have a few disadvantages. The mechanism sticks out on the side, and the whole thing relies on gravity. Some people don’t care for the visual ...