My hands and brain struggled to get the controls rightt a few times :D,.. trying to move right and finding I'm just hitting the jump button,. etc.
The one that got me and it seems a few others, with the multiple spinning stars, could possibly have done with a safe ledge at the start, so you could just spend a bit of time watching it.
It ramped up in difficulty to much on that one :)
But nice concept and mechanic with the pause button!
Here's my playthrough