William G. McCallum accepted an offer about five years ago to lead a team in developing the Common Core State Standards for mathematics. The Sydney, Australia-born mathematics professor, who has ...
TUCSON, Ariz.--(BUSINESS WIRE)--Illustrative Mathematics ® (IM), the author and developer of the highly rated IM 6–12 Math™ curriculum, announces that IM K–5 Math™ certified by Illustrative ...
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