Originally Posted by Sunshinemama5
Do you have a good resource that explains what each category is testing for?
Many families find the information on indexes and subtests at wrightslaw helpful: http://www.wrightslaw.com/advoc/articles/tests_measurements.html

Also this Pearson document, with a quick summary of indexes and subtests on pages 9-12:
http://images.pearsonclinical.com/images/Products/Wechsler/Wechsler_GAI.pdf

Another Pearson document easily found online discusses clinical interpretation and looks in detail at FSIQ, Indexes, Subtests, Items, and Task Components: