Final answer:
The most interesting scene in 'Crispin' for many readers is when the protagonist discovers his mother's cross and uncovers secrets about his identity. This moment serves as a turning point in the novel, offering intrigue and contributing to Crispin's personal growth and understanding of the world.
Step-by-step explanation:
The question asks about the most interesting scene in the book Crispin by Avi. While 'interest' can be subjective, one scene that many readers find captivating is when Crispin discovers his mother's cross and learns more about his true identity. This scene is pivotal as it propels the main character, Crispin, on a journey of self-discovery that is fraught with danger and intrigue. Here, he learns of the secretive past that has been hidden from him and begins to understand the politics and conflicts of the larger world around him.
The impact of this scene lies in its ability to change the whole direction of Crispin's life, stirring up emotions ranging from shock, fear, to eventual empowerment. It is a concrete turning point that shifts the novel from a tale of a young boy's survival into a deeper exploration of medieval society, personal identity, and the quest for freedom.