Final answer:
There is no information in the provided text excerpts about Agatha or the stymphs, so it is not possible to answer the question about why she tried to wake them in the blue forest.
Step-by-step explanation:
The question 'Why did Agatha try to wake up the stymphs in the blue forest?' appears to be based on a literary piece, potentially involving a character named Agatha and creatures known as stymphs. However, in the provided excerpts from various texts, there is no direct reference to a character named Agatha or an action involving her trying to wake up stymphs in a blue forest.
As such, it is not possible to provide an accurate answer with the provided information. If Agatha and the stymphs are from a specific story or book not mentioned in the excerpts, more context or reference to that specific narrative would be required to give a proper answer.