This document discusses several theories of learning. It begins by defining learning and examining key theories including behaviorism, cognitivism, social learning theory, social constructivism, multiple intelligences theory, and brain-based learning. For each theory, the document outlines major contributors, key concepts, and implications for classroom practice. It also notes some critiques of each theory. The goal is to operationally define terms related to learning theories and examine theories currently important to understanding how people learn.