LXD Research analyzed data from 462 students in first grade who were Below or Well Below Benchmark at the beginning of the year and participated in using the Phonics Lesson Library and the Phonics Chip Kit as an intervention in CA for the 2021-2022 school year. The product is a Tier 2 or Tier 3 phonics intervention using lessons and manipulatives…

While teaching summer school may require similar skills as reading intervention during the year, rarely are summer school instructors reading specialists. To support these instructors providing high quality instruction, this research study examined the impact of the 95 Phonics Booster Bundle: Summer School Edition (SSE). The SSE is a set of 25…

Latinos comprise a significant portion of the total school enrollment in the U.S., and an increasing share of Latinos are pursuing higher education today. However, Latino students still face many educational barriers, and research has repeatedly demonstrated that Latino children lag their peers in terms of their academic achievement. In addition,…

This appendix provides additional details on the underlying data, statistical models, and results presented in "The Big Lift Descriptive Analyses: Progress across Three Kindergarten Classes." First the authors describe how they created each control and outcome variable and its source (e.g., parent report), followed by an overview of the…

The Big Lift™ (Big Lift), a collective impact initiative extending from preschool through third grade in San Mateo County, California, aims to boost reading proficiency and kindergarten readiness through four programmatic pillars: High-Quality Preschool, Summer Learning, Attendance, and Family Engagement. In this report, the authors present…

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…

This study identified distinct, homogeneous latent profiles of at-risk (n = 141) and not at-risk (n = 149) first grade readers. Separate latent profile analyses were conducted with each subgroup using measures of phonological awareness, decoding, linguistic comprehension, and oral reading fluency. This study also examined which measures best…

This Policy Guide draws on work with five states to provide context and guidance for policymakers looking to strengthen the pre-K to K-3 continuum and create opportunities to close the achievement gap. It includes a tear-out page of guiding questions at the end.

This study examined the relative contributions of Latino/a children's (N = 102) school readiness and early literacy skills during kindergarten in predicting first grade reading achievement. By using discriminant function analyses, the current study identified a set of areas to assess that could be used to effectively screen children during…

Using data from the National Institute of Child Health and Human Development's Study of Early Child Care and Youth Development, this study examined the cross-lagged relations between behavioral engagement and reading achievement in elementary school and whether these cross-lagged relations differed between low-socioeconomic status (SES) and mid-…

This longitudinal study examined the role of oral proficiency on English reading comprehension, as measured with elicited narratives using a wordless picture book, "Frog Where are You?". The sample consisted 102 English language learners, including both Spanish and Cantonese speakers. Narrative samples were collected in the winter of…

State and local assessment data from 117 students in one school in the California Central Valley were examined to determine how much participation in a kindergarten through second grade multitiered reading intervention model contributed to third grade reading achievement, over and above the demographic factors of ethnicity, socioeconomic status,…

In this study, we tested the outcomes of access to a Response to Intervention (RtI) model in kindergarten or in first grade on end-of-Grade-2 reading achievement and placement in special education. Across five schools, 214 students who began having access to Tier 2 intervention in kindergarten or first grade were compared in Grades 1 and 2 with…

Randomized field trials were used to examine the impact of the Teacher Study Group (TSG), a professional development model, on first grade teachers' reading comprehension and vocabulary instruction, their knowledge of these areas, and the comprehension and vocabulary achievement of their students. The multisite study was conducted in three large…

Randomized field trials were used to examine the impact of the Teacher Study Group, a professional development model, on first grade teachers' reading comprehension and vocabulary instruction, their knowledge of these areas, and on the corollary comprehension and vocabulary achievement of their students. The multi-site study was conducted during…