Intellectual Disability is a disorder with an onset during the developmental period. It is a developmental condition that includes deficits in both intellectual and adaptive functioning.

Intellectual Disabilities diagram
An individual with an intellectual disability could face the following challenges:
  • Delay in achieving developmental milestones
  • Difficulty with problem-solving, abstract thinking or learning from experiences
  • Difficulty acquiring new skills or concepts
  • Difficulty following instructions
  • Slower to process information
  • Difficulty remembering and/or retrieving information after a short period
  • Difficulty with adaptive behaviours of daily routines
  • Difficulty communicating
  • Difficulty with social participation
  • Poorer attention or concentration as compared to other peers