Steffe L. P. & Glasersfeld E. von (1985) Helping children to conceive of number. Recherches en Didactique des Mathématiques 6: 269–303.

(1985)
Helping children to conceive of number.
Recherches en Didactique des Mathématiques 6: 269–303.
Steffe L. P. & Glasersfeld E. von (1985) Helping children to conceive of number. Recherches en Didactique des Mathématiques 6: 269–303.

(1985)
Helping children to conceive of number.
Recherches en Didactique des Mathématiques 6: 269–303.
Steffe L. P. & Glasersfeld E. von (1988) On the construction of the counting scheme. In: Steffe L. P. & Cobb P. (eds.) Construction of arithmetical meaning and strategies. Springer, New York: 1–19. https://cepa.info/1399

(1988)
On the construction of the counting scheme.
In: Steffe L. P. & Cobb P. (eds.) Construction of arithmetical meaning and strategies. Springer, New York: 1–19.
Fulltext at https://cepa.info/1399
Steffe L. P. & Kieren T. (1994) Radical constructivism and mathematics education. Journal for Research in Mathematics Education 25(6): 711–733. https://cepa.info/2102

(1994)
Radical constructivism and mathematics education.
Journal for Research in Mathematics Education 25(6): 711–733.
Fulltext at https://cepa.info/2102
Steffe L. P. & Olive J. (2010) Children’s fractional knowledge. Springer, New York.

(2010)
Children’s fractional knowledge.
Springer, New York.
Steffe L. P. & Thompson P. W. (2000) Interaction or intersubjectivity? A reply to Lerman. Journal for Research in Mathematics Education 31(2): 191–209. https://cepa.info/2109

(2000)
Interaction or intersubjectivity? A reply to Lerman.
Journal for Research in Mathematics Education 31(2): 191–209.
Fulltext at https://cepa.info/2109
Steffe L. P. & Thompson P. W. (2000) Teaching experiment methodology: Underlying principles and essential elements. In: Lesh R. & Kelly A. E. (eds.) Research design in mathematics and science education. Lawrence Erlbaum, Hillsdale NJ: 267–307. https://cepa.info/2110

(2000)
Teaching experiment methodology: Underlying principles and essential elements.
In: Lesh R. & Kelly A. E. (eds.) Research design in mathematics and science education. Lawrence Erlbaum, Hillsdale NJ: 267–307.
Fulltext at https://cepa.info/2110
Steffe L. P. & Tzur R. (1994) Interaction and children’s mathematics. In: Ernest P. (ed.) Constructing mathematical knowledge: Epistemology and mathematics education. Falmer Press, London: 8–32. https://cepa.info/2103

(1994)
Interaction and children’s mathematics.
In: Ernest P. (ed.) Constructing mathematical knowledge: Epistemology and mathematics education. Falmer Press, London: 8–32.
Fulltext at https://cepa.info/2103
Steffe L. P. & Ulrich C. (2013) Constructivist teaching experiment. In: Lerman S. (ed.) Encyclopedia of mathematics education. Springer, Berlin: 102–109. https://cepa.info/2959

(2013)
Constructivist teaching experiment.
In: Lerman S. (ed.) Encyclopedia of mathematics education. Springer, Berlin: 102–109.
Fulltext at https://cepa.info/2959
Steffe L. P. & Ulrich C. (2020) The constructivist teaching experiment. In: Lerman S. (ed.) Encyclopedia of mathematics education. Second edition. Springer, Cham: 134–141. https://cepa.info/6312

(2020)
The constructivist teaching experiment.
In: Lerman S. (ed.) Encyclopedia of mathematics education. Second edition. Springer, Cham: 134–141.
Fulltext at https://cepa.info/6312
Steffe L. P. & Wiegel H. G. (1994) Cognitive play and mathematical learning in computer microworlds [Representations: External memory and technical artefacts]. Educational Studies in Mathematics 26(2/3): 111–134.

(1994)
Cognitive play and mathematical learning in computer microworlds [Representations: External memory and technical artefacts].
Educational Studies in Mathematics 26(2/3): 111–134.
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