Modeling the process of learning common fraction operations: designing an Internet-based integrated learning environment for knowledge construction
2007 ◽
Vol 38
(5)
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pp. 805-816
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1997 ◽
Vol 34
(3)
◽
pp. 200-207
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2013 ◽
Vol 103
◽
pp. 290-298
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2020 ◽
Vol 10
(3)
◽
pp. 171-175
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