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Gabai, Hyman – Mathematics Teacher, 1976
Equations or systems of equations can be associated with letters of the alphabet printed in the coordinate plane. Messages can be coded and decoded with a computer or by hand. (SD)
Descriptors: Algebra, Computer Programs, Computers, Geometry
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Sullivan, John J. – Mathematics Teacher, 1972
Mathematics exercises involving the number of electoral votes, the apportionment of representatives, and population data are described in detail, with solutions given. (DT)
Descriptors: Algebra, Computer Programs, Geometry, Instruction
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Manhard, Warren B. – Mathematics Teacher, 1981
The use of exponentiation as a starting point for an open-ended exploration of real number ideas is presented. (MP)
Descriptors: Algebra, College Mathematics, Computer Programs, Exponents (Mathematics)