Mirror - Mysteries

The most common "mystery" is why mirrors flip things horizontally but not vertically (your head is still at the top, but your ring is on the "wrong" hand).

: A famous urban legend where chanting a name into a dark mirror is said to summon a vengeful spirit. Mirror Mysteries

You can use the "mystery" of mirrors to create interactive puzzles or hidden messages. The Magic (and Mystery) of Mirrors The most common "mystery" is why mirrors flip

Throughout history, mirrors have been viewed as more than just glass; they are often seen as gateways or portals to other worlds. Mirror Mysteries