Montessori's third great lesson is known as The Coming of Humans. We begin with Ardipithecus kadabba from the Miocene epoch and end at Homo sapiens (today!) Read a detailed description about how to use it here. Species included:Ardipithecus kadabbaArdipithecus ramidusAustralopithecus afarensisAustralopithecus africanusAustralopithecus anamensisParanthropus aethiopicusAustralopithecus garhiHomo habilisParanthropus boiseiAustralopithecus sedibaHomo rudolfensisHomo erectusParanthropus robustusHomo