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Peer reviewedWavering, Michael J. – Journal of Research in Science Teaching, 1989
Determined is the logical reasoning necessary to construct line graphs including a straight line with a positive or negative slope and an exponentially increasing curve. The responses of subjects (grades 6-12) were classified into one of nine categories fitting with Piagetian operational structures. (Author/YP)
Descriptors: Graphs, Logical Thinking, Piagetian Theory, Schemata (Cognition)
