Title: Survival on Planet X with the TI-99/4A home computer
Description: While exploring an uncharted solar system, Vivian answers a call for help from Planet X and finds herself involved in an unusual adventure. Includes programming instructions using BASIC to enable the reader to participate in Vivian's activities.
Subjects: BASIC (Computer program language), Computer games, Programming, Programming (Computers), TI 99/4A (Computer)