No, I never scratched any of these. Even if I did wonder what Punk Berry Penguin was like. According to the promo material (printed on the back) they are “KAPOW! (Kid Activated Power Scents!) Super Fun Scented Bookmarks Activated by Scratch Action!” I’d be concerned that some of that smell might come off on the book I was reading!
Book: A Natural History of Human Emotions by Stuart Walton
Alex Good 