The point to memorizing math facts is to help your child with automaticity.
While you do this they are memorizing your pin number.
The Dynamic Pattern Theory of motor learning suggests that the brain is more efficient at memorizing movement patterns than it is at remembering muscular isolations.
They should be conditioned to learning and memorizing, and their view of the world is normally very self-centered.
Most experts agree that the teacher should emphasize the association between simple phonetic units with letters or letter groups, rather than an approach that stresses memorizing whole words.