Around here we mostly enjoy slide rules. We even have our own collections including some cylindrical and circular ones. But [Mathologer] discusses a recent Reddit post that explains a circular slide ...

If the Otis King slide rule in [Chris Staecker’s] latest video looks a bit familiar, you might be getting up there in age, or you might remember seeing us talk about one in our collection. Actually, ...

Titaner's new Mix 3.0 ain't your average ruler. The clever dual-scale device boasts attributes such as an extendable measurement system, a measuring caliper, a magnetically retained pen, and a slide ...