This study addressed the concept of reading instructional level. First, we reviewed the history of the concept, including some recent criticisms of its validity (Schwanenflugel & Knapp, 2017; Shanahan, 2014). Next, we examined, from an instructional-level perspective, the oral reading performance of 248 third graders. We divided the sample…

Grounded in the simple view of reading, this study tracked the development of print-processing skill in high-, average-, and low-achieving readers at six time points across grades 1-3. Results showed large between-group differences in sight vocabulary, oral reading accuracy, and oral reading rate that remained stable from beginning of first grade…