Claims

Sound Partners tutoring has positive effects on the alphabetics of beginning readers in grades K–3

Claim · All claims
Evidence · 1 study · quant-synthesis r2 · q3
Currency · newest study 2010 · not yet checked against its sources · not reviewed by a person

Subclaims

Reading the evidence codes

q is the design tier, i the impact, n the sample, and the kind with its r the rigour judged within that kind: what each code means.

This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.

q3 i? Across seven studies meeting WWC standards, Sound Partners produced positive effects in the alphabetics domain, with an average improvement index of +21 percentile points. → Sound Partners 2010

Evidence

Sound Partners 2010

Sound Partners. (2010). WWC Intervention Report: Sound Partners. What Works Clearinghouse, U.S. Department of Education. http://www.wri-edu.org/partners/sound-partners.htm

q3 · i? · quant-synthesis · r2

The WWC's synthesis of seven studies (four RCTs meeting standards, three meeting standards with reservations) covering 442 kindergarten and first-grade students reports that "the average improvement index for alphabetics is +21 percentile points across the seven studies."

"The average improvement index for alphabetics is +21 percentile points across the seven studies, with a range of –6 to +39 percentile points across findings."

Discussion

Page metadata
Field Value
type claim
id sound-partners-positive-effects-alphabetics
title Sound Partners tutoring has positive effects on the alphabetics of beginning readers in grades K–3
description Sound Partners tutoring has positive effects on the alphabetics of beginning readers in grades K–3
status review
evidence_strength moderate
newest_evidence 2010
generated by process:wiki-ingest on 2026-10-07
trust unverified — no one has confirmed this page's content
sources 1 — sound-partners-2010

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