What is the “treaty” that Saknis makes with Matt? How does this agreement lead to Matt’s friendship with Attean?

In teaching Attean how to read English, what reading material does Matt choose? Why does he make these choices? How do these choices change his relationship with Attean?

Early in The Sign of the Beaver, Matt loses his rifle. Explain how he manages without the gun and describe three skills Attean teaches him that help him live without it.