No idea how the theory of time loops would hold up to an adult reading, though.
It was so like her first arrival from the mountains, she had the sense of being caught in a time loop.
This type of time loop cannot be ended or destroyed.
In such a time loop, causality could easily be violated.
Fringe has several time loops through the shows running time.
In order for the time loop to be halted, Mouse must travel through the same five days multiple times.
At the end of the book, the peculiar children look for another time loop they can stay in because their current one has been destroyed.
Mark and Lazar realize the time loop is getting smaller.
The movie keeps track of his "Cycles" or time loops.
You would damage the universe, erasing a whole series of events within the time loop.