Logical Thinking Population: Head injury, aphasia, learning and language disability, cognitive impairment. Objectives: Naming and reasoning skills. Ability Level: High. Description: Logical Thinking presents a challenging language task. It was designed to address areas of thought organization that are essential to the language and cognitive recovery of individuals with head injury, one-dominant hemisphere involvement, and higher level aphasia. The program focuses on reasoning, language, attention, coordination, and visual and perception. Each of the tasks contains an infinite number of randomly generated problems. Users can adjust the program for timed or un-timed responses. Features: Colorful recognizable pictures, progress reports, visual instructions and optional auditory instructions, infinite number of problems, several levels of difficulty. System Requirements: PC Compatible (486 DX-66MHz processor or higher, Pentium or Pentium II preferred) Microsoft© Windows [3.1, '95, '98, NT4.0], 8 MB RAM. Sound card optional.