Articles

• Editorial

  Inger Eriksson, Elena Polotskaia

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• One is Not Born a Mathematician: In Conversation with Vasily Davydov

  Osnat Fellus, Yaniv Biton

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• How the Relational Paradigm Can Transform the Teaching and Learning of Mathematics: Experiment in Quebec

  Elena Polotskaia

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• Measurement Approach to Teaching Fractions: A Design Experiment in a Pre-service Course for Elementary Teachers

  Georgeana Bobos, Anna Sierpinska

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• Early Curricular Experiences with Nonnumeric Quantities, Evidence of an Enduring Perspective

  Linda Venenciano

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• A design study for an Italian fifth grade class following Davydov traces

  Roberto Tortora, Maria Mellone

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• Designing algebraic tasks for 7-year-old students – a pilot project inspired by Davydov’s learning activity concept

  Inger Eriksson, Anders Jansson

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