The Software Toolworks Multimedia PC Encyclopedia Version 1.5 is a CD-based encyclopedia specifically tailored for Windows operating systems like MPC IBM PCs and compatibles. This academic/education license version includes a collection of encyclopedias and dictionaries in English language, providing a wealth of information for users looking to expand their knowledge. With a compact size of 5x5x5 inches, this multimedia tool offers a convenient and comprehensive reference resource for individuals seeking to explore various subjects in a digital format.