Claims

Grade 1 students receiving Really Great Reading instruction scored higher on the NWEA MAP Reading Growth assessment in winter 2022

Claim · All claims
Evidence · 1 study · causal r? · q2 · i1 small
Currency · newest study 2023 · 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.

q2 i1 Grade 1 RGR students scored higher on the winter 2022 NWEA MAP Reading Growth assessment, with an effect size of +0.30. → Really Great Reading 2023

Evidence

Really Great Reading 2023

Really Great Reading. (2023). Really Great Reading. https://www.reallygreatreading.com

q2 · i1 · causal · r?

Quasi-experimental study in one urban charter school network during 2021–22 and 2022–23, comparing students whose teachers completed RGR professional development and used the platform to peers of teachers who did not. Grade 1 showed "effect size = +0.30" on the winter 2022 NWEA MAP.

"Grade 1 and grade 2 students receiving RGR instruction scored higher on the NWEA MAP® Reading Growth assessment in winter 2022 (effect size = +0.30, +0.24)."

Discussion

Page metadata
Field Value
type claim
id rgr-grade1-higher-map-winter-2022
title Grade 1 students receiving Really Great Reading instruction scored higher on the NWEA MAP Reading Growth assessment in winter 2022
description Grade 1 students receiving Really Great Reading instruction scored higher on the NWEA MAP Reading Growth assessment in winter 2022
status review
evidence_strength moderate
newest_evidence 2023
generated by process:wiki-ingest on 2026-10-07
trust unverified — no one has confirmed this page's content
sources 1 — really-great-reading-2023

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