This is no ordinary pencil sharpener. As you can see from the \[…\] Skip to main content ... The Pro-Sharp drill-mounted pencil sharpener can hone 144 pencils in just 15 minutes. Photo NotCot ...

The most common type of institutional sharpener, the hand-cranked type you can still see mounted to a wall or the teacher's table in classrooms all over the world, was introduced in 1904.

Sticking a pencil into the top lens of this tiny TLR camera feels like you’re sticking a pointy stick in somebody’s eye, but that’s ok, as that’s not really a lens. In fact, this isn’t ...