Also this month I'm really late for the The Altered Alice challenge. It's time for Chapter #18 .
`Do you play croquet with the Queen to-day?'
`I should like it very much,' said Alice, `but I haven't been invited yet.
`You'll see me there,' said the Cat, and vanished.
was not much surprised at this, she was getting so used to queer things
happening. While she was looking at the place where it had been, it
suddenly appeared again.
-- Chapter 6, Alice's Adventures in Wonderland
...Now you see him, now you don't.... Lynne asks for something where things appear and disappear. I've created a waterfall card.