1. Why does the Other threaten to stop working with Piranesi in Part II?
(a) Piranesi says he does not think they should keep going on the quest for the Great and Secret Knowledge.
(b) Piranesi says he can no longer write in his journals.
(c) Piranesi says he wants to leave the House.
(d) Piranesi says he wants to meet new people.

2. What does the Other tell Piranesi about Piranesi in Part II that shocks him?
(a) He thinks Piranesi is a good musician.
(b) Piranesi often forgets about things and conversations they have had in the past.
(c) He knows where Piranesi's mother is.
(d) He knows where Piranesi can meet a lot of new people.

3. What does Piranesi do to try to determine if there are really gaps in his memory?
(a) Seek the counsel of other friends.
(b) Read back through his journals.
(c) Venture back to his original world.
(d) Listen to his recordings.

4. What does the visitor in Part II tell Piranesi about the Great and Secret Knowledge?
(a) It does not exist.
(b) It only exists for children to find it.
(c) It only exists in the real world.
(d) Piranesi might find it, but the Other will not.

5. How does Piranesi think the birds sometimes try to communicate with him?
(a) By chirping musical notes.
(b) By flying from statue to statue and trying to communicate meaning to him in this way.
(c) By scratching letters in the sand with their beaks.
(d) By leaving food for him.