Why does the Church want to stop Lyra from growing up?

In what ways does Mrs. Coulter change over the course of the trilogy? What causes her to change?

What is the difference between armored bears and humans? What changes does Iofur Raknison want to bring about?

Describe the differences between Lyra’s personality and Will’s. How do they compliment each other?

Neither Will nor Lyra have proper parents. How does this affect their lives and the course of the story?