Briefly describes the objectives and design of the MicroRead Index, a microcomputer-based index which utilizes word and sentence length to measure readability of written materials. The program computes a reading level and a consistency index for comparative analysis and determines whether the sample size used was adequate. (MBR)

The purposes of this study were to assess the usefulness of a variety of readability formulas in predicting the relative difficulty of passages, and to explore the contribution of pupils' background to text difficulty. Subjects were 285 special education students in grades 1-9, 117 of whom were based in rural and suburban Minnesota (MN) and 168 of…