Common strategies across reviewed Tier 2 interventions include structured curriculum, small group instruction, and progress-monitoring assessment tools¶

Claim · All claims
Evidence · 1 study · quant-synthesis r2 · q2
Currency · newest study 2024 · not yet checked against its sources · not reviewed by a person

Subclaims¶

q2 i? Across the 18 interventions, 12 incorporate a structured curriculum, 8 are designed for small-group delivery only, five have embedded progress monitoring tools, and eight include discrete assessment tools. → Porowski 2024

Evidence¶

Porowski 2024¶

Porowski, A., Tamang, S., Westall, J., Brown, K., & Bogia, M. (2024). Evidence and gap map of Tier 2 literacy interventions for grades K–3 in the Commonwealth of the Northern Mariana Islands (REL 2025–007). U.S. Department of Education, Institute of Education Sciences, National Center for Education Evaluation and Regional Assistance, Regional Educational Laboratory Pacific. https://ies.ed.gov/use-work/resource-library/reports/

q2 · i? · quant-synthesis · r2

Descriptive coding analysis of the 18 reviewed interventions reports that "8 of the 18 interventions are designed to be delivered in small-group format only, 6 are designed to be delivered individually only, and 4 can be delivered individually or in small groups", plus five with embedded progress monitoring tools and eight with discrete assessment tools.

"The study team found that of the 18 interventions examined, 12 incorporate a structured curriculum. These curricula are designed to cover essential reading components, such as comprehension, fluency, phonemic awareness, phonics, and vocabulary."

Discussion¶

Related Claims¶

• Of 18 reviewed Tier 2 literacy interventions, three had at most promising evidence and 12 had uncertain evidence of effects — related
• Among language-only interventions, instructional practices and one-on-one or small-group delivery produced significantly larger language gains than curricula and large-group or whole-class delivery — related
• Ivy Elementary staff jointly monitor progress toward goals in team meetings and organize tiered supports for students — related
• Small group instruction is associated with significantly larger effect sizes than CAI and incentive components in targeted secondary interventions — related