What are similarity between grandpa and grandma

Little Tree's Scottish-Cherokee grandfather whom he is sent to live with. Granpa runs a moonshine business in town and teaches Little Tree. He passes away later into the novel after he is injured from falling down.Little Tree's Cherokee grandmother whom he is sent to live with. Granma, along with Granpa, teaches Little Tree the ways of the native americans but at the same time exposes him to the culture of the white americans.