Oh god. The things kids think is normal when never told otherwise.
Madness string 101093
New Age crystals. That 70s mystical hippie thing about crystals having healing powers, and other stuff, but mostly rocks being a thing, heavily influenced by a wave of eastern Chakra stuff. They wanted to find out what was upsetting the bees.
When there is nothing else left, humour is all we have. Lose it too, however, and only madness remains.