This document provides an overview of a psychology textbook chapter on cognition and intelligence. It defines key terms related to thinking, problem solving, creativity, and theories of intelligence. It describes how intelligence is measured using tests like the Stanford-Binet Intelligence Test and Wechsler Intelligence Tests. These tests provide IQ scores based on a person's mental age compared to their actual age. The document also discusses how IQ tests are constructed, standardized, validated and made reliable to accurately measure intelligence.