Density is the first intensive physical quantity students encounter that can be understood in terms of an underlying model, the particulate theory of matter. Learning about density provides students with explanations for a range of phenomena such as sinking and floating, and changes of state. Teachers report, however, that density is a difficult…

Lists recommended computer books published in 1985 and 1986. Categorizes the books as texts for teachers on the topic of computers in education, informational books for young children, and computer activity books. Provides an annotative listing including author, publisher, price, and an evaluation description. (TW)

Reviews several computer software programs appropriate for educational use. Includes reviews of a graphic environmental operating system, a writers workshop, an exploration of an artificial intelligence program, and a microcomputer based laboratory (MBL) package. Provides information on hardware, grade level, purchasing, and strengths and…

Compares the features of the sonic rangers available from HRM Software, MICROMEASUREMENTS, NAGAWTIS Software Research, and PASCO Scientific for demonstrations and experiments in mechanics. Presents the advantages of the sonic rangers and the typical graphics displayed by each software package. (YP)

Examines 11 microcomputer simulations dealing with politics, the presidency, and campaign issues. Topics covered include simulating the campaign; facts, history, and math of the presidency; a database approach; and voting. Lists positive attributes about each program. (MVL)

Provides descriptions of 44 award-winning computer software packages that are designed to be used in areas such as science, mathematics, computer literacy, creative arts, language arts, social studies, computer tools, and graphics. (TW)