Readability systems have once more become prominent in policy and practice because of recommendations in the Common Core State Standards. This study revisited two features of current text analysis (readability) systems: their generalizability to all grade levels and to all content areas. A database that encompassed texts across the grade bands and…

This project examined the words selected for instruction from fourth-grade English/Language Arts (ELA) and science programs with the goal of describing the unique words in these two text types. Seven features of the words were established: (a) length, (b) frequency, (c) frequency of a word's morphological family, (d) familiarity, (e) dispersion…