Experiments
The Overjustification Effect Experiment (Magic Markers) – Mark Lepper, David Greene, and Richard Nisbett
A comprehensive academic analysis of Lepper, Greene, and Nisbett's landmark 1973 Magic Markers experiment demonstrating...
# Intrinsic Motivation
56 results
Experiments
The Intrinsic vs. Extrinsic Motivation Experiment (Soma Cubes) – Edward Deci
A comprehensive academic analysis of Edward Deci's seminal 1971 Soma puzzle cube experiments on intrinsic...
September 16, 2026
•
Dr. Mohammed Looti
Experiments
The Self-Determination Theory Experiments (Intrinsic Motivation) – Edward Deci and Richard Ryan
A comprehensive academic analysis of Edward Deci and Richard Ryan's foundational experiments on intrinsic motivation...
September 16, 2026
•
Dr. Mohammed Looti
Experiments
The Contrafreeloading Experiment (Working for Food) – Glen Jensen
A comprehensive academic analysis of Glen Jensen's 1963 contrafreeloading experiment, exploring why organisms choose to...
September 16, 2026
•
Dr. Mohammed Looti
Scales
Desire for Autonomy (DFA)
A detailed academic overview of the Desire for Autonomy (DFA) scale developed by Rudd, Hildebrand,...
September 13, 2026
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Dr. Mohammed Looti
Scales
Immediate Task Enjoyment
A comprehensive psychometric guide to the Immediate Task Enjoyment (ITE) scale developed by Kaitlin Woolley...
September 12, 2026
•
Dr. Mohammed Looti
Scales
Perceived Object Playfulness (POP)
A psychometric review of the Perceived Object Playfulness (POP) scale, examining its theoretical roots in...
September 12, 2026
•
Dr. Mohammed Looti
Scales
Task Enjoyment Scale (TENJ)
The Task Enjoyment Scale (TENJ) is a psychometric instrument assessing state-level hedonic pleasure, interest, and...
September 12, 2026
•
Dr. Mohammed Looti
Theories
Self-Determination Theory – Edward L. Deci & Richard M. Ryan
A comprehensive academic analysis of Edward L. Deci and Richard M. Ryan's Self-Determination Theory, examining...
September 12, 2026
•
Dr. Mohammed Looti
Theories
Overjustification Effect Model – Edward L. Deci & Mark R. Lepper
A comprehensive academic analysis of the Overjustification Effect Model by Edward L. Deci and Mark...
September 11, 2026
•
Dr. Mohammed Looti
Scales
Subjective Leisure Scales
The Subjective Leisure Scales (SLS), developed by Lynette S. Unger and Jerome B. Kernan in...
September 11, 2026
•
Dr. Mohammed Looti
Scales
Perceived Motivational Climate in Sport Questionnaire-2 (PMCSQ-2)
The Perceived Motivational Climate in Sport Questionnaire-2 (PMCSQ-2) is a 33-item psychometric instrument assessing athlete...
September 6, 2026
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Dr. Mohammed Looti