To assist administrators, teachers, and other school personnel in understanding and implementing the various components of the Indiana Statewide Testing for Educational Progress (ISTEP) program, this manual details the ISTEP program, a broad-based achievement testing plan providing Indiana schools with a means of assessing their overall educational programs. The manual is divided into the following seven chapters: (1) "Overview of Indiana Statewide Testing for Educational Progress (ISTEP)"; (2) "Administering the ISTEP Battery"; (3) "Description of the ISTEP Battery"; (4) "Administrative Aspects of the Statewide Remedial Program"; (5) "Planning ISTEP Remedial Programs"; (6) "The State Achievement Standard: Technical Aspects of ISTEP"; and (7) "Scoring Reports." Appendixes consist of a list of ISTEP material sent to district offices; suggestions for an effective testing environment; sample ISTEP administrative forms; sample waiver form; resource information for planning and implementing ISTEP remedial programs; selected excerpts of Public Law 390, the enabling legislation for ISTEP; ISTEP resource information specific to language arts; ISTEP resource information specific to mathematics; achievement standards memorandum (February 8, 1985); p-values for ISTEP achievement indicators; and ISTEP funding and programmatic requirements. Four tables of data are included. (MM)