1. Ball D.L. (1992). Magical hopes: Manipulatives and the reform of mathematics education. American Educator, Summer 14–18:46–47
2. Ball D. L. (1997). Developing mathematics reform: What don’t we know about teacher learning – but would make good working hypotheses. In: Friel S. N., Bright G. W. (Eds), Reflecting on our work: NSF teacher enhancement in K-6 mathematics. University Press of America Inc, Lanham, MD
3. Ball D. L. (2001). Teaching, with respect to mathematics and students. In: Wood T., Nelson B. S., Warfield J. (Eds), Beyond classical pedagogy: Teaching elementary school mathematics. Lawrence Erlbaum Associates, Mahwah, NJ
4. Ball D. L., Cohen D. K. (1996). Reform by the book: What is – or might be–the role of curriculum materials in teacher learning and instructional reform? Educational Researcher 25(9):6–8, 14
5. Ball D.L., Bass H (2000). Interweaving content and pedagogy in teaching and learning to teach: knowing and using mathematics. In: Boaler J. (Ed.), Multiple perspectives on mathematics teaching and learning. Ablex Publishing, Westport, CT