Are delays in cognitive development in the areas of language, speech, mathematical, or motor skills that are not necessarily due to any demonstrable physical or neurological defect.

Learning disorders are delays in cognitive development in the areas of language, speech, mathematical, or motor skills that are not necessarily due to any demonstrable physical or neurological defect.
Persons who have learning disorder have difficulty learning in a typical manner, have attention issues, and behavior problems.

  i think colonial period |-/