I think spinning like that would be fun for a while but would eventually wear off.
Thinking about this reminded me that DH's younger brother used to throw himself down the basement stairs for fun. Yeah I'm not kidding!
No wonder he's so weird!!!!
It's good to have some insight into possible reasons she could be spinning, it's something to think about if it becomes worrisome.
Maybe it's just really fun for her. Some people like rollercoasters that zoom up,...