Final answer:
In chapters 6 and 7 of 'To Kill a Mockingbird', the reader learns about Jem and Scout's new friendship with Dill and Boo Radley's mysterious behavior.
Step-by-step explanation:
In chapters 6 and 7 of 'To Kill a Mockingbird', the reader learns several things about Jem, Scout, and Boo Radley. One important thing the reader learns is Jem and Scout's newfound friendship with their neighbor, Charles Baker Harris (Dill), who becomes an integral part of their adventures. Another important revelation is Boo Radley's background. Through gossip and rumors, the children learn about Boo's reclusive and mysterious behavior, adding to their curiosity about him.