Dyslexia is a learning disability that specifically impairs people's ability to read even though they have received good instruction and have average intelligence. It usually stems from the inability to make connections between sounds and letters and difficulty learning and generalizing rules of language (Birsh, 2005).

Writing is a complex process. It involves generating ideas, organising them in a way that will make sense to the reader, using grammar and vocabulary that is usually more sophisticated than speaking, spelling words correctly, and committing the result to paper. One or more challenges in these areas can result in dysgraphia. (Birsh, 2005).

A specific learning disability in arithmetic is evidenced by lower achievement in maths than would be expected based on a child's intelligence and grade level.

An inability to accurately process and interpret sound information. Students with APD often do not recognise subtle differences between sounds in words. (LDonline.org)

Executive functions consist of several mental skills that help the brain organize and act on information. These skills enable people to plan, organize, remember things, prioritize, pay attention and get started on tasks. They also help people use information and experiences from the past to solve current problems. (understood.org)

Students with these issues often have difficulties in keeping track of time, things, and information. They have trouble starting tasks and finishing them on time. They often do not have the items they need, including textbooks, notes, their phone, or house key. (understood.org)

Any of a range of behavioral disorders in children characterised by symptoms that include poor concentration, an inability to focus on tasks, difficulty in paying attention, and impulsivity. A person can be predominantly inattentive (often referred to as ADD), predominantly hyperactive-impulsive, or a combination of these two. (LDonline.org)

Social communication disorders may include problems with social interaction, social cognition, and pragmatics. There may be a distinct diagnosis or may occur within the context of other conditions, such as autism spectrum disorder, specific language impairment, learning disabilities, language learning disabilities, intellectual disabilities, developmental disabilities, attention deficit hyperactivity disorder, and traumatic brain injury. (Asha.org)

A visual processing, or perceptual, disorder refers to a hindered ability to make sense of information taken in through the eyes. This is different from problems involving sight or sharpness of vision. Difficulties with visual processing affect how visual information is interpreted, or processed by the brain. (ldonline.org)