Claims

Grade level and repetition spacing interact significantly in children's free recall

Claim · All claims
Evidence · 1 study · causal r2 · q3
Currency · newest study 1984 · 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? A mixed ANOVA on grade level (first-grade vs. preschool) and spacing (massed vs. spaced) found a significant interaction. → Thomas C. Toppino and William DiGeorge 1984

Evidence

Thomas C. Toppino and William DiGeorge 1984

Thomas C. Toppino and William DiGeorge. (1984). The spacing effect in free recall emerges with development. Memory & Cognition, 12(2), 118-122. https://scholar.google.com/scholar?q=The+spacing+effect+in+free+recall+emerges+with+development+Memory+%26+Cognition+1984

q3 · i? · causal · r2

A reported footnote analysis of Experiment 2 data found the grade-level by spacing variables "interacted si~ nificantly" (F = 4.65, p < .05), corroborating the planned comparisons showing a spacing effect in first-graders but not preschoolers.

"A 2 x 2 mixed analysis of variance involving grade leve (first-grade vs. preschool) and the spacing between repetition (massed vs, spaced) indicated that these variables interacted si~ nificantly [F(1,34) =4.65, MSe = 365.60, p < .05]"

Discussion

Page metadata
Field Value
type claim
id grade-by-spacing-interaction-free-recall
title Grade level and repetition spacing interact significantly in children's free recall
description Grade level and repetition spacing interact significantly in children's free recall
status review
evidence_strength moderate
newest_evidence 1984
generated by process:wiki-ingest on 2026-10-16
trust unverified — no one has confirmed this page's content
sources 1 — thomas-c-toppino-and-william-digeorge-1984

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