Traditional drill and practice (TD) and incremental rehearsal (IR) are two flashcard drill instructional methods previously noted to improve word recognition. The current study sought to compare the effectiveness and efficiency of these two methods, as assessed by next day retention assessments, under 2 conditions (i.e., opportunities to respond…

Four moderately mentally retarded students, aged 8-13, were taught to read food words found in grocery stores, using constant time delay or system of least prompts procedures. Both strategies produced criterion-level performance in training and other settings, but the constant time delay procedure was more efficient. (Author/JDD)