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Version 1.1 – Updated August 2021

Enrichment programs

Overview

  • Influence: Enrichment programs
  • Domain: Classroom
  • Sub-Domain: Curricula for gifted students
  • Potential to Accelerate Student Achievement: Potential to accelerate
  • Influence Definition: Programs that provide gifted and talented students with activities that add to or go beyond the existing curriculum. They may occur in the classroom or in a separate setting such as a pull-out program.

Evidence

  • Number of meta-analyses: 5
  • Number of studies: 240
  • Number of students: 46,952
  • Number of effects: 569
  • Effect size: 0.48

Meta-Analyses

Meta-Analyses
Journal Title Author First Author's Country Article Name Year Published Variable Number of Studies Number of Students Number of Effects Effect Size
Unpublished thesis Wallace USA The effects of enrichment on gifted students: a quantitative synthesis 1989 Enrichment programs with gifted 138 22,908 136 0.57
Educational and Child Psychology Romney & Samuels Canada A meta-analytic evaluation of Feuerstein's Instrumental Enrichment program 2001 Feuerstein's instrumental enrichment with gifted 40 13,428 47 0.35
Gifted Child Quarterly Kim USA A Meta-Analysis of the Effects of Enrichment Programs on Gifted Students 2016 Enrichment programs with gifted 13 0 13 0.96
Gifted Child Quarterly Henfield, Woo, & Bang USA Gifted Ethnic Minority Students and Academic Achievement: A Meta-Analysis 2016 Gifted on African American students 13 10,616 13 0.25
Thesis Shiell USA A meta-analysis of Feuerstein’s Instrumental Enrichment 2002 Feuerstein's instrumental enrichment with gifted 36 0 360 0.26
TOTAL/AVERAGE 240 46,952 569 0.48

Confidence

The Confidence is the average of these four measures, each divided into five approximately equal groups and assigned a value from 1 to 5 based on the following criteria:

  • Number of Meta-analyses
    • 1 = 1
    • 2 = 2–3
    • 3 = 4–6
    • 4 = 7–9
    • 5 = 10+
  • Number of Studies
    • 1 = 1–10
    • 2 = 11–50
    • 3 = 51–200
    • 4 = 201–400
    • 5 = 400+
  • Number of Students
    • 1 = 1–2,500
    • 2 = 2,501–10,000
    • 3 = 10,000–20,000
    • 4 = 20,000–100,000
    • 5 = 100,001+
  • Number of Effects
    • 1 = 1–100
    • 2 = 101–300
    • 3 = 301–600
    • 4 = 601–1,200
    • 5 = 1,200+
Confidences
Number of Meta-Analyses Number of Studies Number of Students Number of Effects Overall Confidence
Confidence Factor 3 4 4 3 4
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