Claims

In the Bruckner experiment, work in all subjects except arithmetic was equal to or better than that in regular classes

Claim · All claims
Evidence · 1 study · causal r? · q1
Currency · newest study 1911 · 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.

q1 i? Work in all subjects except arithmetic was reported equal to, and in many cases better than, that in other regular classes of the same grades. → Kohl 1911

Evidence

Kohl 1911

Kohl, C. C., & Hughes, P. (1911). Communications and discussions. The Journal of Educational Psychology. https://eric.ed.gov/?q=Journal+of+Educational+Psychology

q1 · i? · causal · r?

Teacher-reported comparison from the same two-year free-order classroom experiment with about thirty children. The report states the work was "equal to, and in many cases better than, that in the other regular classes of the same grades"; no test statistics or effect sizes are printed.

"second, the work in all the subjects except arithmetic has been equal to, and in many cases better than, that in the other regular classes of the same grades"

Discussion

Page metadata
Field Value
type claim
id bruckner-achievement-equal-or-better-except-arithmetic
title In the Bruckner experiment, work in all subjects except arithmetic was equal to or better than that in regular classes
description In the Bruckner experiment, work in all subjects except arithmetic was equal to or better than that in regular classes
status review
evidence_strength weak
newest_evidence 1911
generated by process:wiki-ingest on 2026-10-24
trust unverified — no one has confirmed this page's content
sources 1 — kohl-1911

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