I’ll be presenting a six-minute talk on “Kindergarten manipulatives in high school” after the main-stage TEDxSF event simulcast this Saturday, April 9, at the Urban School of San Francisco.
There may still be some tickets available. Click here for more info.
–Henri
Henri's Math Education Blog 
Will video of your talk be posted?-Mary Ellen
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Oops. Didn't notice this comment. The video is on my Web site. Search for “manipulatives”.–Henri
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