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Direct linkLai, Meng-Lung; Baroody, Arthur J.; Johnson, Amanda R. – Cognitive Development, 2008
The present research involved gauging preschoolers' learning potential for a key arithmetic concept, the addition-subtraction inverse principle (e.g., 2+1-1=2). Sixty 4- and 5-year-old Taiwanese children from two public preschools serving low- and middle-income families participated in the training experiment. Half were randomly assigned to an…
Descriptors: Experimental Groups, Social Class, Intervention, Subtraction
