Written Language Observation Scale (WLOS)
Ages: 9-0 to 17-11Testing Time: 5-10 minutesAdministration: Individual The Written Language Observation Scale (WLOS) is a 25-item, norm-referenced teachers’ rating scale that can be used to assess students’ daily classroom writing behaviors. The WLOS is normed on a sample of 1,122 persons in 13 states and has proven reliability and validity (including evidence of sensitivity […]