While academic interventions can be implemented in any grade, focusing on interventions in high school is critical because it is often a student's last chance to become ready for the academic demands of postsecondary education and careers. States across the country are implementing large-scale initiatives focused on delivering academic…

While literacy interventions can be implemented in any grade, focusing on interventions in grades 3-8 is critical because it is often the best chance for students identified with earlier reading deficiencies to become ready for the literacy demands of postsecondary education and careers. States in both the Regional Educational Laboratory (REL)…

Features of a probabilistic testing system that has been implemented on the "cerl" PLATO computer system are described. The key feature of the system is the manner in which an examinee responds to each test item; the examinee distributes probabilities among the alternatives of each item by positioning a small square on or within an…