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Direct linkOsana, Helena P.; Przednowek, Katarzyna; Cooperman, Allyson; Adrien, Emmanuelle – Journal of Experimental Education, 2018
The effects of prior encodings of manipulatives (red and blue plastic chips) on children's ability to use them as representations of quantity were tested. First graders (N = 73) were assigned to four conditions in which the encoding of plastic chips was experimentally manipulated. All children then participated in an addition activity that relied…
Descriptors: Grade 1, Elementary School Students, Manipulative Materials, Cognitive Processes
