This introduction to Specific Learning Disorders provides an introduction for teachers, TAs, LSAs and SENCOs. Includes detail on Dyslexia, Dysgraphia, Dyscalculia. Runs to 61 pages and 2 hours of Professional Development. A specific learning disability is a disorder in one or more of the basic psychological processes involved in understanding or in using language, spoken or written, that may manifest itself in an imperfect ability to listen, think, speak, read, write, spell, or to do mathematical calculations, including conditions such as perceptual disabilities, brain injury, minimal brain dysfunction, dyslexia, and developmental aphasia.