A result of the neolithic revolution was the advancement and development of the brain, which led to more innovations such as the flint arrowhead made to fish and hunt animals
I believe it is a Thesaurus.
Early theorists such as Spearman argued that GENERAL INTELLIGENCE represented basic intelligence.
According to these theorists, individuals high in GENERAL INTELLIGENCE probably excel at ALL COGNITIVE TASKS.
Wagon trains, but the large covered wagons most people think of are called Conestoga Wagons.<span />