Reviews CD-ROM encyclopedias to guide librarians and teachers in decision making. Encyclopedias are divided into two groups: mass market for ages 9 and up, and academic for ages 14 and above. A table lists products with addresses and Web sites, as well as information on price, minimum specs, number of articles, Internet connection, strengths, and…

Describes a portable CD-ROM machine intended for the mass market that provides access to searchable text, graphics, and audio through a user-friendly interface. Six search modes and other system features are reviewed, and electronic texts for the unit are introduced. A table compares features of the two available models. (NRP)