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May 03, 2009Mathtrain.TV: Episode 521 minutePlayCompleting the Square (Algebra)with 8th grade student, “Matilda”...moreShareView all episodesBy Eric Marcos4.41212 ratingsMay 03, 2009Mathtrain.TV: Episode 521 minutePlayCompleting the Square (Algebra)with 8th grade student, “Matilda”...more
May 03, 2009Mathtrain.TV: Episode 521 minutePlayCompleting the Square (Algebra)with 8th grade student, “Matilda”...more