Deconstructing a cat toy

Understandably, cats sometimes prefer to play with toys on their own terms.  Other times, they might want to examine the mechanics of how a cat toy works.  Sammy and Rosie illustrate this in a photo from 2004:

If Rosie had spoken English, she might have told Sammy, "Now, I'll hold the cat toy, and then, you'll play with it."