This article provides a description of how computer files can be used to store language materials that teachers commonly use and how they can access that material very simply and use it in a variety of ways. A computer file may be compared to a filing cabinet which has separate drawers and in each drawer separate folders. A drawer might be labeled…

The PLATO IV computer-based educational system contains its own communications hardware and software for operating plasma-panel graphics terminals. Key echoing is performed by the central processing unit: every key pressed at a terminal passes through the entire system before anything appears on the terminal's screen. Each terminal is guaranteed…

This report reviews and interprets activities carried out at the Center for Studies in Education and Development, Harvard Graduate School of Education, in support of the Information System for Vocational Decisions (ISVD) over a three year period. Included here are the contents, development, use so far, and potential of three specific datafiles…