The fact that Casey is eight years old. and he has finally learned to dress himself in the mornings and is learning to play softball with his older brother but he does not seem to be able to learn how to read or perform simple mathematic operations means that Casey is having <span>moderate disability.
</span><span>A moderate intellectual disability is defined as a low IQ score (36-51 in general) in addition to one or more physical or neurological abnormalities.</span>
