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pro vyhledávání: '"Gretchen Nicely"'
Autor:
Gretchen Nicely, Thomas R. Lord
Publikováno v:
Journal of Elementary Science Education. 9:67-81
Four measures of spatial aptitude designed for elementary school children (Creature Puzzles) were given to 250 third grade students from four elementary schools in Western Pennsylvania. Both suburban and rural schools were represented and the populat