Pinwheel Factory

I am not able to customize the QR code in the studio, so I had to upload it as is.QR code

I liked the idea but a bit too long and repetitive for me and it was so easy to accidentally nudge B over a rail onto a wedge making the gameplay even longer.

A good level, it was interesting to figure out all its routes and paths. Thank you.
By the way, I wanted to know at the end for the last star:

Spoiler

do I have to sacrifice B for R to reach the last star?
I didn't see another way, so I did it this way

@ridgerunner Thank you very much.

Spoiler: Gameplay

B did not need to go to the area where there was no star.I have tried to reduce repetitions as much as possible.