It is extensively field tested during the nationwide trainings the authors have conducted. It is organized by the 'big five' ideas identified by the National Reading Panel: phonemic awareness, alphabetic principle, vocabulary, fluency, and comprehension.

It is extensively field tested during the nationwide trainings the authors have conducted. It is organized by the 'big five' ideas identified by the National Reading Panel: phonemic awareness, alphabetic principle, vocabulary, fluency, and comprehension.