Research behind Story Friends™
Read about the research evidence and pilot studies behind Story Friends, a literacy intervention focused on improving oral language skills for preschool and kindergarten children. Read More
Empirical support for Pivotal Response Treatment
Learn about the empirical support for Pivotal Response Treatment (PRT) in this report. PRT is an empirically supported treatment for autism recognized by the National Professional Development Center on Autism Spectrum Disorders and the National Standards Project. Read More
Research base for Read, Play, and Learn!
Read the research base for Read, Play, and Learn! and discover how various dimesions of literacy are applied in the curriculum. Dimesions include: oral language, listening, speaking, written language, writing, viewing, presenting, play, and scaffolding literacy. Read More
TPRI technical report (2010-2014 edition)
Learn about the development and research behind the Texas Primary Reading Inventory (TPRI) in this technical report. Reliability, predictive validity, and differential item functioning analysis are described. Read More
TILLS Sensitivity & Specificity
This table from the TILLS Examiner's Manual shows the sensitivity and specificity levels by age for all ages tested by the TILLS. Read More
Pediatric Test of Brain Injury (PTBI) Technical Report
Read this technical report excerpted from the Pediatric Test of Brain injury for information on the test's validity and reliability as well as information concerning analysis of test bias. Read More
SEAM technical appendix
To confirm the utility and efficacy of SEAM, intensive research has been performed. Read more about the research behind SEAM in this technical appendix. Read More
Reliability and validity of the Number Sense ScreenerUser’s Guide, K–1,Research Edition
Learn more about research conducted on the reliability and validity of the Number Sense Screener in this technical report. The NSS is a quick, reliable, and affordable way to screen early numerical competencies in Grades K–1 and identify students at risk for later math struggles. Read More
The Research Behind PAth to Literacy
Read about the research evidence and pilot studies behind Path to Literacy, a literacy intervention focused on improving phonological awareness skills for preschool and kindergarten children. Read More
PICCOLO Technical Report
This technical report provides information on the development and psychometric properties of the observational measure Parenting Interactions with Children: Checklist of Observations Linked to Outcomes (PICCOLO). Read More
