On a pedestal in the center of the room sat a small, wooden chest. Its lid was locked with a puzzle that required aligning a series of symbols—a sun, a moon, a star, and a heart.

When the video finished, Bibi uploaded it to the BibCam community. Within minutes, messages began pouring in from kids all over the world: “Wow, that was amazing!” “I want to try a treasure hunt too!” “Can we meet at the library next week?”

“Bibi, let’s go on another quest!” Maximiliano declared.