Powell, A. B., & Lai, F. F. (in press). "Where's the cheese?": Understanding students' inscription, mathematical ideas, and reasoning in interactive problem solving online. In G. Stahl (Ed.), Studying Virtual Math Teams. New York: Springer.

Powell, A. B. (in press). Quando alunos colaboram para resolver um problema aberta e desafiante de Matem‡tica: Categorias de discurso [When students collaborate to resovle open-ended, challenging mathematics problems: Categories of discourse]. Movimento, 13.

Powell, A. B., Borge, I. C., Floriti, G. I., Kondratieva, M., Koublanova, E., & Sukthankar, N. (in press). Challenging tasks and mathematics learning. In P. J. Taylor & E. J. Barbeau (Eds.), Challenging mathematics in and beyond the classroom. New York: Springer.

Powell, A. B., & Frankenstein, M. (2006). Respecting intellectual diversity: An ethnomathematical perspective. In F. A. Rosamond & L. Copes (Eds.), Educational transformation: A tribute to Steve Brown (pp. 161-190). Bloomington, IN: AuthorHouse.

Powell, A. B. (1995). Forcing awareness of mathematics: Self, mind, and content in dialogue. In Z. Davis (Ed.), Exploring mathematics and teacher education (pp. 78-81). Cape Town: Mathematics Education Project, University of Cape Town.

Frankenstein, M., & Powell, A. B. (1994). Toward liberatory mathematics: Paulo Freire's epistemology and ethnomathematics. In P. McLaren & C. Lankshear (Eds.), The Politics of Liberation: Paths from Freire (pp. 74-99). London: Routledge.

Driscoll, M., & Powell, A. B. (1992). Communicating in mathematics. In C. Hedley, D. Feldman & P. Antonacci (Eds.), Literacy across the Curriculum (pp. 247-265). Norwood, NJ: Ablex.

Frankenstein, M., & Powell, A. B. (1992). Empowering non-traditional college students: On social ideology and mathematics education. In B. Johnston (Ed.), Reclaiming mathematics (pp. 188-195). Canberra, Australia: Department of Employment, Education & Training.

Powell, A. B., & Ramnauth, M. (1992). Multiple-entry logs: A writing tool for responding to, discussing, and learning mathematics. In P. A. Malinowski & S. D. Huard (Eds.), Perspectives on practice in developmental education (pp. 46-49). New York: New York College Learning Skills Association.

Hoffman, M. R., & Powell, A. B. (1991). Circle expressions and equations: Multivalent pedagogical tools. In D. Pimm & E. Love (Eds.), Teaching and learning school mathematics (pp. 91-96). London: Hodder & Stoughton.

Powell, A. B., & López, J. A. (1989). Writing as a vehicle to learn mathematics: A case study. In P. Connolly & T. Vilardi (Eds.), The Role of Writing in Learning Mathematics and Science (pp. 157-177). New York: Teachers College.

Powell, A. B. (1985/1986). Working with 'underprepared' mathematics students. In M. Driscoll & J. Confrey (Eds.), Teaching Mathematics: Strategies that Work (2nd ed., pp. 181-192). Portsmouth, New Hampshire: Heinemann.