We report on an innovative design of algorithmic analysis that supports automatic online assessment of students' exploration of geometry propositions in a dynamic geometry environment. We hypothesized that difficulties with and misuse of terms or logic in conjectures are rooted in the early exploration stages of inquiry. We developed a generic…

The premise that using language is a thinking process is central to the computerized diagnostic test being developed by Educational Testing Service (ETS). The test developers are making a significant educational contribution by describing the reciprocal and dynamic relationship between language and thinking. Reading comprehension has been…