Mirar los números con sentido

Referencias bibliográficas

• ANGHILERI, J. (2007): Developing number sense. Progression in the Middle Years. Londres. Continuum.
• KILPATRICK, J.; SWAFFORD, J.; FINDELL, B. (2001): Adding it up: Helping children learn mathematics. Washington. National Academy Press.
• MCINTOSH, A.; REYS, B.J.; REYS, R.E. (1992): «A proposed framework for examining basic number sense». For the learning of mathematics, vol. 12(3), pp. 2-8.
• SOWDER, J. (1992): «Estimation and number sense». En GROUWS, D. (Ed.): Handbook of Research on Mathematics Teaching and Learning. Nueva York. MacMillan, pp. 245-275.