Describes a software package, HCB, Heating and Cooling of Buildings, consisting of six main programs and a program manger. States the software can be used with or without a mouse and does no require a math coprocessor. The software has been used and tested in classes and forms a useful tool for learning concepts and for demonstrating the process by which computers are used to solve engineering problems.

KEYWORDS: Computer programs, heating, ventilation, air conditioning, education, USA.