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Peer reviewed Peer reviewed
Burger, H. Robert – Journal of Geological Education, 1984
Describes various ways a user can control computer program activity using different menu constructions. Advantages, disadvantages and program design principles for menu design are discussed. A listing for a menu demonstration program is included. (BC)
Descriptors: College Science, Computer Science Education, Computer Software, Geology
Peer reviewed Peer reviewed
Lane, N. Gary – Journal of Geological Education, 1990
Presented is an accounting of known numbers of major categories of life, from viruses to mammals. The construction of the census is described. Included are living and nonliving species and genera. (CW)
Descriptors: Animals, Biology, Census Figures, College Science