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
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
Early Language and Literacy Classroom Observation Tool, Pre-K (ELLCO Pre-K) technical appendix
Read the technical appendix for the Early Language and Literacy Classroom Observation Tool, Pre-K (ELLCO Pre-K). ELLCO is the bestselling classroom observation tool that helps schools assess the quality of literacy practices and supports and give children the best possible start in language and literacy development. Read More
ELLCO Pre-K Toolkit Technical Appendix
This technical appendix reports data that were collected from 1997 to 2002 as part of the development of the ELLCO Toolkit, Research Edition, as well as additional data that were collected from 2002 to 2007 using the Research Edition. Read More
ASQ:SE-2 technical appendix
The ASQ:SE-2 technical appendix describes the research behind the revisions to the first edition of the questionnaires and the norming study. Read More
ASQ-3 technical report
ASQ-3’s high validity and reliability have been proven by extensive research. The ASQ-3 Technical Report presents all of the data and research that went into developing ASQ. Read More
Concurrent validity for ASQ-3 questionnaire intervals
This report summarizes the concurrent validity calculated by ASQ-3 interval, compared with results from early intervention/early childhood special education (EI/ECSE) eligibility evaluations. Read More
