A shekara ta 10,000 KZ, ’yan Adam sun sami kafu sosai a ko’ina cikin Arewacin Amirka.Da farko, Paleo-Indiyawa sun fara farautar Ice Age megafauna kamar mammoths, amma yayin da suka fara bacewa, mutane sun juya maimakon bison a matsayin tushen abinci.Yayin da lokaci ya ci gaba, cin abinci na berries da iri ya zama muhimmiyar madadin farauta.Paleo-Indiyawa a tsakiyar Mexico sune na farko a cikin Amurka don yin noma, suna fara shuka masara, wake, da squash a kusa da 8,000 KZ.Daga ƙarshe dai ilimin ya fara yaɗuwa zuwa arewa.A shekara ta 3,000 KZ, ana noman masara a kwaruruka na Arizona da New Mexico, sai kuma tsarin ban ruwa na farko da ƙauyukan Hohokam.^[5]Ɗaya daga cikin al'adun farko a Amurka ta yau ita ce al'adun Clovis, waɗanda aka fi sani da su ta hanyar amfani da mashin mashin da ake kira Clovis point.Daga 9,100 zuwa 8,850 KZ, al'adun sun mamaye yawancin Arewacin Amirka kuma sun bayyana a Kudancin Amirka.An fara hako kayan tarihi na wannan al'ada a cikin 1932 kusa da Clovis, New Mexico.Al'adar Folsom ta kasance iri ɗaya, amma ana yiwa alama ta amfani da ma'anar Folsom.Wani ƙaura daga baya da masana harshe, masana ilimin ɗan adam, da masu binciken kayan tarihi suka gano ya faru kusan 8,000 KZ.Wannan ya haɗa da mutanen Na-Dene, waɗanda suka isa Pacific Northwest ta 5,000 KZ.^[6] Daga nan ne suka yi ƙaura tare da gabar tekun Pasifik zuwa cikin gida kuma suka gina manyan gidaje masu yawa a ƙauyukansu, waɗanda ake amfani da su kawai a lokacin rani don farauta da kifi, da kuma lokacin hunturu don tattara kayan abinci.^[7] Wani rukuni, mutanen al'adar Oshara, waɗanda suka rayu daga 5,500 KZ zuwa 600 CE, sun kasance ɓangare na Archaic Kudu maso Yamma.