We introduce Lesson Play as an imaginary interaction between teacher and students presented in a form of a dialogue or play. We suggest that lesson plays are a valuable professional development tool in preparing for teaching that can be juxtaposed with, or used as a replacement for, traditional lesson planning. The article begins with an…

The primary focus for this article involves aspects of professional mathematical writing and examines the possibility of a form of literary criticism in relation to it. By means of examples from contemporary style guides for academic articles in mathematics (AMS, MAA), as well as the writing of mathematicians (Hamilton, Dedekind) from earlier…

Describes episodes from work with a small group of 8th grade students who were working independently on a geometry course. Uses Geometer's Sketchpad for the tasks. Discusses students' reasoning skills and their interpretation of the painting in terms of the mathematical properties and relationships. (KHR)

The aesthetic dimension plays a central role in determining what mathematics proves personally and epistemologically relevant to children. Presents an example of a learning environment that attempts to explore this dimension and describes a small study that examined the responses of middle school students to this environment. (Contains 27…

Describes the book 'Wonder, the Rainbow and the Aesthetics of Rare Experiences' which is not ostensibly connected to mathematics education but which turns out to have deep connections with mathematics, education, and mathematics education. (MM)