Brief review of fluid reasoning: Conceptualization, neurobasis, and applications.
Otero Tulio M·Applied neuropsychology. Child
In the early part of the twentieth century the value of nonverbal tests was initially recognized by Yoakum and Yerkes when they wrote how examinees could fail a verbal test of general ability because of limited skills in English. When these examinees were then tested with a nonverbal test of ability, they often perform…