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https://twitter.com/minilek/status/16791057976143749132/5 The article has this quote from the California State Board of Education President Linda Darling-Hammond:
https://twitter.com/mikeandallie/status/16763312455868416002/ Tonight I found a talk from the 2016 NCTM conference where the claims are discussed for about 1 minute starting at 9:15 in the video:
https://twitter.com/BethKellySF/status/15363924536697856002/6 Here's page 10/20 on AP math enrollment. Enrollment is up.
https://twitter.com/wtgowers/status/15362751893396602882/4 This is the underlying paper by Thomas Bloom: arxiv.org/pdf/2112.03726…
https://twitter.com/cheesemonkeysf/status/1100400681528086529For example, we played with a "binary adding machine" with duplo blocs to help the kids see how the ideas of arithmetic could be applied beyond base 10 arithmetic: