
Professor Piaget discusses a set of investigations he and a team of co-workers carried out on the genesis of the notion of number in the child's mind. By asking questions freely, they were able to gather valuable statements from children about the actions they were asked to perform...
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First published in 1997. This is Volume II of selected works of Jean Piaget which looks at his thinking on children and how their interaction and perception of number, touching on the areas of development in thinking on conversation of quantities and invariance of wholes; cardinal...






