This personal computer software package, will assist students enrolled in quantitative methods and management science courses. It can be used to solve a wide variety of textbook problems as well as small-scale problems encountered in practice. Use of this tool will demonstrate the valuable role of the computer in applying quantitative methods to decision problems. The new Version 5.0, for Windows 95, Windows 98, and Windows NT, has significantly improved saving and retrieving capabilities. The Management Scientist software package consists of twelve computer programs, called modules, that use quantitative methods to develop decision-making information.