This five-part document presents three approaches to research on instructional improvement, with the final two sections concentrating on problems and implications for diagnostic prescriptive instruction. Part 1 reviews comparative instructional effectiveness studies. Part 2 discusses the Trait-Treatment Interaction Approach (TTI) which is…

Presents an approach to making the product of observation systems readily available to all members of a school system. The input system consists of three OpScan recording sheets, the output system of print-outs for each recording sheet as well as summary data. This system gives the teacher an opportunity to change his behavior based on data about…