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Boaler, J. (1998). Open and closed mathematics: Student experiences and understandings. Journal for Research in Mathematics Education, 29, 41-62.

Hutchinson, N. L. (1993). Effects of cognitive strategy instruction on algebra problem solving of adolescents with learning disabilities. Learning Disability Quarterly, 16, 34-63.

Lehrer, R., & Littlefield, J. (1993). Relationships among cognitive components in logo learning and transfer. Journal of Educational Psychology, 85, 317-330.

Papert, S. (1980) Mindstorms: Children, computers, and powerful ideas. New York: Basic Books.

Mathematics Archives
http://archives.math.utk.edu/k12.html
This site contains archived articles on math instruction. While some articles address content instruction, others provide teachers with research based information for teaching students math process skills.

ERIC
http://www.ericse.org
ERIC, the data base system funded by the U.S. Department of Education maintains web-sites by content areas. This web-site focuses on Science, Math, and Environmental Education. Included within the site are links to a wide range of math resources including the National Library for Education and AskERIC.

National Council of Teachers of Mathematics
http://www.nctm.org
This web-site contains the standards and benchmarks developed by the National Council for Teachers of Mathematics.

The University of Chicago Mathematics Project
http://www.uchicago.edu/ssd/ucsmp
Nearly 3 million students currently use the University of Chicago School Math Project curricula. This site provides an overview of the project' s elementary and secondary program.