There are many types of intellectual disability which can involve difficulty communicating, learning, and retaining information. An intellectual disability may be caused by a genetic condition, problems during pregnancy and birth, health problems or illness, and environmental factors. read more
Intellectual disability in math. The types of intellectual disability in math vary widely depending on your child. For instance, your child's ability to succeed in math is affected by any co-occurring language disability, visual impairment, or problems with memory, organization, and sequencing. read more
There are many other types of intellectual disabilities -- some have known causes, while others remain unknown. Some happen before birth, such as Fetal Alcohol Syndrome or Apert Syndrome; others happen as a baby is being born or soon after birth. read more