The literature seems limited in what is known about conceptual processes that underlie evolution of students with learning disabilities (SLD) conceptions of fractions. This exploratory study examines how a foundational scheme of unit fractions (1/n) may evolve through the mathematical activity of two fifth grade girls. We analyze data segments…

This article describes a seven-step process for designing written intervention plans that help teachers and families bridge the gap between the goals targeted on the IEP (individualized education program) as well as intervention strategies and data collection in the general education classroom. The seven steps to intervention planning are to: (1)…

This paper is one of a group that describes the research methodology for an evaluation of individually guided education (IGE) in American elementary schools. The paper covers the first phase activities from solicitation of participants (April 1977) through preparation of final data tapes for the structural equations analysis (September 1978).…

The No Child Left Behind Act was designed primarily to ensure educational accountability through schools producing positive results or outcomes for educational efforts. With this policy change, a need exists to provide parents information that describes the evidence basis for curriculum materials and interventions that are being used in special…