This document provides information about learning disabilities, including definitions, types, causes, diagnosis, and assessment. It defines learning disabilities as disorders that affect the brain's ability to receive, process, store, or communicate information. Common types of learning disabilities include dyslexia (reading disability), dyscalculia (mathematics disability), and dysgraphia (writing disability). Learning disabilities are often identified through intelligence and achievement testing which looks for a discrepancy between cognitive ability and academic performance.