Homo Habilis is the 3rd-to-ape early human. Turkona Boy is an example of a Homo Habilis. They made the first stone tools. The video explains how they found out that Homo Habilis made the stone tools.
Sources: -Becoming Human -Early human website link -http://humanorigins.si.edu/evidence/human-fossils/species/homo-habilis -https://www.youtube.com/watch?time_continue=399&v=AVbbdHb9VPA