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Peer reviewedArlin, Marshall; Webster, Janet – Journal of Educational Psychology, 1983
Eighty-eight seventh grade students were randomly assigned to mastery or nonmastery approaches to learning four hierarchical chapters about sailing. The price of increased achievement benefits of group-based mastery learning seems to be increased time costs of (1) extra remedial time and (2) "wasted time" of faster learners. (Author/PN)
Descriptors: Foreign Countries, Grade 7, Individual Differences, Intermode Differences
