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Olson, Melfried; Aichele, Douglas B. – School Science and Mathematics, 1979
This activity involved constructing parallelograms on the sides of an arbitrary triangle and discovering a relationship between the areas of the parallelograms. (MP)
Descriptors: Discovery Learning, Elementary Secondary Education, Geometry, Instruction

Aichele, Douglas B. – School Science and Mathematics, 1975
Examples of activities involving geometric construction are suggested for discovery-oriented instruction. (SD)
Descriptors: Curriculum, Discovery Learning, Experiential Learning, Geometry

Boykin, Wilfred E. – School Science and Mathematics, 1995
Presents an extension of Pick's theorem for simple closed polygonal regions to unions of simple closed polygonal regions. Students are guided to discover Pick's theorem from sets of data including numbers of boundary points and numbers of interior points. (Author/MKR)
Descriptors: Discovery Learning, Geometry, Junior High Schools, Learning Activities