24 Hidden Rules Worksheets To Help Children with Asperger's Syndrome Learn Social Skills. Ages 7-12. Written by Michael Canavan with Barbara Cooper, LMHC, MPS, ATR-BC, and Nancy Widdows, MS, ATR-BC, LPC. This action-packed book is filled with worksheets and activities that introduce and reinforce 24 unwritten but important social rules. These "hidden rules" do not come as naturally to children with Asperger's Syndrome as they do to others. The activities in this book will help children master these rules in a fun, interactive format. 98-pages, spiral bound.