Figure 6.3a Molly’s numbersFigure 6.3b Alex’s numbersMaking sense of children’s mathematical graphics 978657part 1b.qxd 04/07/2006 18:16 Page 97
ann
(Ann)
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Figure 6.3a Molly’s numbersFigure 6.3b Alex’s numbersMaking sense of children’s mathematical graphics 978657part 1b.qxd 04/07/2006 18:16 Page 97