The two books that I mentioned in the talk on how your child learns are:
Your Child is Smart by Dawna Markova
and
The Gift of Dyslexia by Ron Davis.
Neither of these are essential reading, but both have merit, in case you are interested. Both help a parent understand a child who might not think like she does.
And here is the Questionnaire that should be filled out for each child that you are concerned about.