Clever titanium gadget uses concentric rings to measure, add and multiply
Less than a year ago we told you about the Tiroler, a titanium ring that's a rather clever alternative to the boring ol' tape measure. Well, its makers are back with a new take on the concept, which also performs calculations.
Category: Good Thinking, Lifestyle
Tags: Titanium, Kickstarter, Mathematics, Tools
Comentarios
Publicar un comentario