This is possibly the most original card invented in the last 75 years. How can a flat two-dimensional object like a playing card turn completely over even when folded flat inside another flat object? Watch and see, but you’ll think it’s all a camera trick. It isn’t, but how else could it be done?
You can also view this trick on YouTube at https://youtu.be/ulLNGVsKcBw
You can see all the previous magic lessons here.