Book Reviews : Karel the Robot Richard E. Pattis Publisher: Text: John Wiley & Sons Mainframe software: Turing Tarpit Software, PO Box 10150, Stanford, CA 94305 Microcomputer software: Cybertronics International, Software Publishing Division, 999 Mount Kemble Avenue, Morristown, NY 07960 (telephone: 202-766-7681) Year of Publication: 1981 Materials: 106 pages (software available separately) Price: Software varies from a few dollars for a single copy to several hundred dollars for use on multiple microcomputers or a mainframe. Machine Specificity: General for text. Software is available for both mainframes and microcomputers. Microcomputer versions are available for the IBM PC (PC DOS 2.1 or greater) and the Apple (Apple DOS 3.0 or greater) Intended Audience: Students (Introduction to Computer Literacy and Introduction to Programming) Usefulness: High Difficulty: Novice

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