Assessing students' emerging literacy skills is crucial for identifying areas where a child may be falling behind and can lead directly to an increased chance of reading success. The Waterford Assessment of Core Skills (WACS), a computerized adaptive test of early literacy for students in prekindergarten through 2nd grade, addresses this need.…

In this technical report, we describe a study examining the internal structures of the easyCBM reading measures, Grades K-5. Data were gathered from a convenience sample of 114 Kindergarten students, 43 first graders, 82 second graders, 100 third graders, 109 fourth graders, and 71 fifth graders attending schools in Oregon, Georgia, South…