Sarah is in Piaget's substage of
"<span>
secondary circular reaction".</span>
In this
substage, the youngster turns out to be more centered on the world and starts
to deliberately rehash and repeat an activity with a specific end goal to
trigger a reaction in environment. For instance like in the given case hit it
to get a specific reaction.
I’m pretty sure it is desert lands
the use of technology we use today to analyze bodies
