In education research, statistical significance and effect size are 2 sides of 1 coin; they complement each other but they do not substitute for each other. This descriptive study, however, was limited to effect size only because years of experience with Idaho statewide student samples of up to 24,000 the rare outcomes has been t-tests with…

Istation is a digital-based instructional intervention tool for various content areas aimed at pre-K through 8th grade learners. The Istation Reading program consists of formative assessments, named Istation Indicators of Progress (ISIP™), which are computer-adaptive and diagnostic literacy assessments designed to track student growth over time.…

This brief provides a summary of Tier 3 or "promising" evidence of Istation's Early Reading program in improving K-3 student performance in reading and English language arts (ELA). This quasi-experimental study examined whether students who attended schools that piloted Istation's Early Reading program during the 2017-18 school year had…

This brief provides a summary of the validity of Istation ISIP Early Reading scores in predicting students' performance levels on the Idaho Standards Achievement Test (ISAT) in English language arts (ELA). This correlational study analyzed how well third grade students' winter performance on the ISIP Early Reading test predicted their spring…

Children should develop literacy skills that progress from learning to read to reading to learn as they move from kindergarten through early elementary. These skills support reading proficiency and build knowledge in all subject areas. Students who struggle with literacy skills as early as kindergarten often continue to read below grade level…