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  • Vocabulary
  • Lee Thompson
  • Nelson Cowan, PhD

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POWWER Working Memory and Word Learning Dataset
Part of Project: Profiles of Working Memory and Word Learning for Educational Research (POWWER)
Description: This dataset incudes data from 248 second graders (7- to 8-year-olds) with typical development from three states. One hundred sixty-seven were monolingual English-speaking and 81 were dual Spanish- and English-speaking.
Investigators: Shelley Gray, PhD, CCC-SLP, Roy Levy, PhD, Nelson Cowan, PhD, Tiffany Hogan, PhD, CCC-SLP, Sam Green, PhD, Mary Alt
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WRRMP Full data (all waves)
Part of Project: Western Reserve Reading and Math Project
Description: This dataset contains all longitudinal data for the entirety of the WRRMP. This includes 10 waves worth of twin data, with extensive reading, math, behavioral, and environmental measures. Due to the twin nature of the data, data is presented as both long and wide, with each twin represented twice within the dataset.
Investigators: Stephen Petrill, Lee Thompson, Robert Plomin, Laura Segebart DeThorne, Chris Schatschneider
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Content Type

  • Dataset (2)

Constructs

  • [x] Vocabulary (2)
  • Age (1)
  • Anxiety (1)
  • Applied Problems (1)
  • Arithmetic (1)
  • Attention-deficit/hyperactivity disorder [ADHD] (1)
  • Calculation (1)
  • Child Language (1)
  • Decoding (1)
  • Demographics (1)
  • Depression (1)
  • Ethnicity (1)
  • Executive Function [EF] (1)
  • Gender (1)
  • Grit (1)
  • Number Problems (1)
  • Oral Language (1)
  • Parent Education (1)
  • Race (1)
  • Rapid Naming [RAN] (1)
  • Reading Achievement (1)
  • Reading Comprehension (1)
  • Reading Fluency (1)
  • Speech (1)
  • Temperament (1)
  • Word Learning (1)
  • Working Memory (1)

Assessments

  • Test of Word Reading Efficiency Second Edition [TOWRE-2] (2)
  • Woodcock Reading Mastery Test [WRMT] (2)
  • ADHD Rating Scale–IV Home Version (1)
  • Bayley Behavior Rating (1)
  • Clinical Evaluation of Language Fundamentals Fifth Edition (CELF-5) (1)
  • Clinical Evaluation of Language Fundamentals Fourth Edition (CELF-4) (1)
  • Clinical Evaluations of Language Fundamentals (CELF) Spanish (1)
  • Clinical Evaluations of Language Fundamentals (CELF) Spanish: Formulacion Oraciones (1)
  • Colorado Perceptual Speed Test (1)
  • Comprehensive Test of Phonological Processing Second Edition [CTOPP-2] (1)
  • Confusion, Hubbub, and Order Scale (CHAOS) (1)
  • Diagnostic Assessment of Reading Comprehension (DARC) (1)
  • Dynamic Indicators of Basic Early Literacy Skills [DIBELS] (1)
  • Expressive One-Word Picture Vocabulary Test (EOWPVT–4): Spanish-Bilingual Edition (1)
  • Expressive One-Word Picture Vocabulary Test Second Edition (EOWPVT-2) (1)
  • Factor Referenced Cognitive Tests (1)
  • Fast Math (1)
  • Gates-MacGinitie Reading Tests [GMRT] (1)
  • Goldman-Fristoe Test of Articulation (1)
  • Kaufman Assessment Battery for Children (1)
  • MacArthur Subjective Social Status Scale (1)
  • Nonword Repetition Task (1)
  • Olsen Orthographic Skills (1)
  • Peabody Individual Achievement Test (PIAT) (1)
  • Petrill Educational Progress Survey (1)
  • Stanford Binet Intelligence Scales (1)
  • Wechsler Adult Intelligence Scale (WAIS) (1)
  • Wechsler Intelligence Scale for Children Fifth Edition [WISC-5] (1)
  • Wide Range Achievement Test (WRAT) (1)

Participant Type

  • Children (2)

Special Populations

  • Dual Language Learners [DLL] (1)

Educational Environments

Project Methods

Developmental Designs

Persons

  • [x] Lee Thompson (1)
  • [x] Nelson Cowan, PhD (1)
  • Chris Schatschneider (2)
  • Mary Alt (2)
  • Sara A. Hart (2)
  • Carol Connor (1)
  • Cecilia Figueroa (1)
  • Cynthia U. Norris (1)
  • Heidi Mettler (1)
  • Jeanette Taylor (1)
  • Laura Segebart DeThorne (1)
  • Maxine Schaefer (1)
  • Nora Evan-Reitz (1)
  • Robert Plomin (1)
  • Roy Levy, PhD (1)
  • Sam Green, PhD (1)
  • Shelley Gray, PhD, CCC-SLP (1)
  • Stephanie Al Otaiba (1)
  • Stephen Petrill (1)
  • Tiffany Hogan, PhD, CCC-SLP (1)
  • Trina D. Spencer (1)

Organizations

  • Arizona State University – Tempe Campus (1)
  • Case Western Reserve University (1)
  • MGH Institute of Health Professions (1)
  • The Ohio State University (1)
  • University of Arizona (1)
  • University of Missouri – Columbia (1)

This repository is a collaboration between the FSU Department of Psychology, the Florida Center for Reading Research, and the FSU Libraries. The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health.

On March 25, 2025, the NIH requested that we post this text: "This repository is under review for potential modification in compliance with Administration directives."

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