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Smith, Mike U.; Sims, O. Suthern, Jr. – Journal of Research in Science Teaching, 1992
Review of literature concerning problem solving in genetics and Piagetian stage theory. Authors conclude the research suggests that formal-operational thought is not strictly required for the solution of the majority of classical genetics problems; however, some genetic concepts are difficult for concrete operational students to understand.…
Descriptors: Biology, Developmental Stages, Educational Research, Genetics