How many tools can you pack into a ruler without turning it into an overloaded multitool and losing its main purpose?

A ruler? In the kitchen? I know, many of you probably think a ruler is one of the last tools you would need in a kitchen. But a ruler is just as essential to the serious chef as a kitchen scale or a ...

Smartphones are useful for a lot of things. You can even use one as a ruler in a pinch. Generally speaking, you won’t replace your trusty yard stick. A phone is simply too small for anything other ...