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pro vyhledávání: '"Mary R. Gatzke"'
Autor:
Arthur J. Baroody, Mary R. Gatzke
Publikováno v:
Journal for Research in Mathematics Education. 22:59
The study explored young children's ability to estimate set sizes and use reference points such as 10. Eighteen children in a preschool-kindergarten program for the potentially gifted were asked to estimate the number of dots in a set (range 3 to 35)