Early Literacy Research Library (ELRL) – Metrics

Library Metrics

The Library Metrics page gathers additional information about commonly referenced research metrics and tools throughout the Library.

Below is a summary table comparing the evaluation focus, applicable ages, available languages, and full text availability across all metrics to equip users to select and employ these instruments in their own research.

Each individual metric is linked to additional information about its purpose, items, and relevant literature, including research evaluating its validity and ELRL articles that reference the metric. If applicable, full text versions of the instrument and/or relevant resources are available for download.



Evaluation Focus

Applicable Ages

Available Languages

DBC
Evaluation Focus: Critical Appraisal of Research Study Methodologies.
Applicable Ages: N/A
Available Language: English
Access Type: FREE/Open Access
ELRL Frequency: 1
DIBELS
Evaluation Focus: Early Literacy and Reading Skills
Applicable Ages: Grades: K-8
Available Language: English
Access Type: FREE/Open Access
ELRL Frequency: 1
EOWPVT
Evaluation Focus: English Speaking Expressive Vocabulary
Applicable Ages: 24+ months; 2-18+ years
Available Language: English
Access Type: FREE/Open Access
ELRL Frequency: 3
GRTR
Evaluation Focus: Early Literacy Skills
Applicable Ages: 36-60 months; 3-5 years; Grade: Preschool
Available Language: English and Spanish
Access Type: FREE/Open Access
ELRL Frequency: 4
HOME
Evaluation Focus: Home Environment: Cognitive Stimulation and Emotional Support
Applicable Ages: Infant-School Aged
Available Language: English
Access Type: FREE/Open Access
ELRL Frequency: 1
MB-CDI
Evaluation Focus:
Applicable Ages: 8-36 months; 0-3 years
Available Language: English, Spanish, and 100+ Others.
Access Type: FREE/Open Access
ELRL Frequency: 2
PRBI
Evaluation Focus: Parent Reading Beliefs
Applicable Ages: early childhood
Available Language: English
Access Type: FREE/Open Access
ELRL Frequency: 1
PPVT
Evaluation Focus: Receptive (hearing) Vocabulary Acquisition
Applicable Ages: Grades: K-12; 30+ months; 2.5+ years
Available Language: English
Access Type: FREE/Open Access
ELRL Frequency: 2
PLS
Evaluation Focus: Emerging Language and Early Literacy Development
Applicable Ages: 0-95 months; 0-7 years
Available Language: English and Spanish
Access Type: FREE/Open Access
ELRL Frequency: 4
ROR Materials
Evaluation Focus: Early Literacy Development and ROR Adherence
Applicable Ages: 0-60 months; 0-5 years
Available Language: English
Access Type: FREE/Open Access
ELRL Frequency: 2