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This paper reports on a design experiment regarding young children’s concepts of mass measurement. 119 year one and two children were interviewed using a clinical interview both before and after the teaching period comprising five lessons that offered rich learning experiences regarding concepts of mass. The results of the interviews were that the majority of these Year 1 and 2 children moved from using non-standard units to using standard units and instruments for measuring mass.

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Open Access Conference Paper

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Open Access

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