• Dyslexia is a language-based disability in which an individual has trouble understanding words, sentences or paragraphs.
• Dyscalculia is a mathematical disability in which an individual has a difficult time with math skills, including solving arithmetic problems and grasping math concepts.
• Dysgraphia is a writing disability in which an individual has difficulty forming letters or writing within a defined space.
• Auditory- and visual-processing disabilities are sensory disabilities in which an individual has difficulty understanding despite normal hearing and vision.
• Attention deficit (hyperactivity) disorder (ADD/ADHD) may co-occur with learning disabilities. Features can include marked over-activity, distractibility, and/or an impulsiveness that can interfere with an individual’s ability to benefit from instruction.
Adapted from “Learning Disabilities,” published by the Schwab Foundation for Learning.