LD OnLine is the leading website on learning disabilities, learning disorders and differences. Parents and teachers of learning disabled children will find authoritative guidance on attention deficit disorder, ADD, ADHD, dyslexia, dysgraphia, dyscalculia, dysnomia, reading difficulties, speech and related disorders. LD OnLine works in association with Learning Disabilities Association of America, International Dyslexia Association, Council for Exceptional Children, Schwab Foundation for Learning, and the Coordinated Campaign for Learning Disabilities.