Claims

Playworks improved teachers' perceptions of students' safety and feeling included during recess in a randomized experiment

Claim · All claims
Evidence · 1 study · causal r? · q3
Currency · newest study 2012 · 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? In the cohort 1 randomized experiment, Playworks had a positive impact on teachers' perceptions of students' safety and feeling more included during recess. → Martha Bleeker 2012

Evidence

Martha Bleeker 2012

Martha Bleeker, Susanne James-Burdumy, Nicholas Beyler, Allison Hedley Dodd, Rebecca A. London, Lisa Westrich, Katie Stokes-Guinan, Sebastian Castrechini. (2012). Findings from a Randomized Experiment of Playworks: Selected Results from Cohort 1. Princeton, NJ: Mathematica Policy Research and Stanford, CA: John W. Gardner Center for Youth and Their Communities, Stanford University. https://www.mathematica.org/publications/findings-from-a-randomized-experiment-of-playworks-selected-results-from-cohort-1

q3 · i? · causal · r?

Random-assignment evaluation of Playworks across 25 schools, first cohort of schools; the report states "Playworks had a positive impact on teachers' perceptions of students' safety and feeling more included during recess." No effect size is printed.

"Playworks had a positive impact on teachers' perceptions of students' safety and feeling more included during recess."

Discussion

Learner Variables

Page metadata
Field Value
type claim
id playworks-improved-teacher-perceived-recess-safety-inclusion
title Playworks improved teachers' perceptions of students' safety and feeling included during recess in a randomized experiment
description Playworks improved teachers' perceptions of students' safety and feeling included during recess in a randomized experiment
status review
evidence_strength moderate
newest_evidence 2012
generated by process:wiki-ingest on 2026-10-08
trust unverified — no one has confirmed this page's content
sources 1 — martha-bleeker-2012

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