Unami passes his test -- How did they get their food? -- Side bar : maize -- How did they build their homes? -- Side bar : totem poles : prehistoric history books -- How did they manage daily life? -- Side bar : how did they make everyday objects? -- How did they take care of themselves? -- Side bar : make a healthy pre-Columbian food : corn meal mush -- How did they spend their leisure time? -- Side bar : knowledge from dirt -- Craft: make a dream catcher -- Timeline.