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Making mathematical meaning: from preconcepts to pseudoconcepts to concepts. Berger M. M Berger - Pythagoras, 2006 - journals.co.za GSID: BMOkeqUzSbAJ
Conceptual model learning objects and design recommendations for small screens. [No authors listed] GSID: wRJbepiK5KcJ
Introducing Vygotsky: A guide for practitioners and students in early years education. [No authors listed] GSID: -_HPnezeZJUJ