This report evaluates the effects of Lexia[TM] Core5[TM] Reading (Core5) -- a product of Lexia Learning Systems -- on the reading achievement of students in grades 3-5 during the 2021-2022 academic year. Core5 is a program that focuses on various student literacy skills, such as fluency, vocabulary, and comprehension. This report represents the…

School and district leaders make annual decisions about investing their budgets in a multitude of educational programs. Policy directives set expectations for investing in programs that show evidence of improving student outcomes. However, evaluating many simultaneously-implemented programs under typical school operating conditions is challenging.…

In this article, Charlie Taylor offers a commentary on Yang et al.'s 2021 "Reading in a Foreign Language" article, "Text Difficulty in Extensive Reading: Reading Comprehension and Reading Motivation." In their study, Yang et al. analyzed the effects of text difficulty on the reading comprehension and motivation of high school…

Aka (2019) conducted an year-long large-scale study demonstrating that Japanese high school students who undertook extensive reading performed better than a control group who undertook grammatical instruction. Those showing the greatest gains were those of lower and intermediate proficiency. The students' achievement was measured in terms of…

Most evaluators have embraced the goal of evidence-based practice (EBP). Yet, many have criticized EBP review systems that prioritize randomized control trials and use various criteria to limit the studies examined. They suggest this could produce policy recommendations based on small, unrepresentative segments of the literature and recommend a…

Response to intervention (RTI) is a comprehensive early detection and prevention strategy used to identify and support struggling students before they fall behind. An RTI model usually has three tiers or levels of support. Tier 1 is generally defined as classroom instruction provided to all students, tier 2 is typically a preventive intervention…

The recently reported i3 Scale-Up of Reading Recovery (May et al., 2015) found an effect size of +0.69 in favor of Reading Recovery compared to the control group. We discuss four issues: (a) many of the lowest achieving students were excluded from participation in Reading Recovery; (b) the control group received a range of different experiences;…

In this paper, we examine the validity and precision of two nonexperimental study designs (NXDs) that can be used in educational evaluation: the comparative interrupted time series (CITS) design and the difference-in-difference (DD) design. In a CITS design, program impacts are evaluated by looking at whether the treatment group deviates from its…

"Open Court Reading©" is a reading program for grades K-6 published by McGraw-Hill Education that is designed to teach decoding, comprehension, inquiry, and writing in a three-part logical progression. Part One of each unit, Preparing to Read, focuses on phonemic awareness, sounds and letters, phonics, fluency, and word knowledge. Part…

The "Read Naturally[R]" program is a supplemental reading program that aims to improve reading fluency, accuracy, and comprehension of elementary and middle school students using a combination of texts, audio CDs, and computer software. The program uses one of four products that share a common fluency-building strategy: "Read…

This three-year comparative study investigated the impact of the Reading First (RF) Program on student performance as measured by statewide-mandated English Language Arts (ELA) assessment programs. A matching procedure was used where 3 RF schools and 3 non-RF schools from two rural school districts in north Louisiana were matched. The ELA test…

"Odyssey Reading," published by CompassLearning[R], is a web-based K-12 reading/language arts program designed to allow for instructional differentiation and data-driven decision making. The online program includes electronic curricula and materials for individual or small-group work, assessments aligned with state curriculum standards,…

The purpose of this study was to extend the Great Leaps Reading Program (GLR) knowledge base by combining the fluency intervention of the GLR Program with a comprehension strategy. The participants were 59 first, second, and third grade students who were randomly assigned to one of two treatments. The Treatment group one received the GLR Program…

This study compared graded-reader wordlists with the General Service List (GSL; West, 1953) and investigated the words in those lists and the words actually used in graded-reader books. The wordlists from the 2 major graded-reader series, the GSL, and the words actually used in the graded readers were examined using the Range program. The…

The relative effectiveness of two computer-assisted instructional programs designed to provide instruction and practice in foundational reading skills was examined. First-grade students at risk for reading disabilities received approximately 80 h of small-group instruction in four 50-min sessions per week from October through May. Approximately…