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Helix is just another steel fiber with a good marketing scheme that dupes most people. There is no such thing as micro rebar and all their claims of being ACI certified are fake. ACI does not certify products... if you don't believe me, here are their certification programs. What the company presents as design methods contradicts with what is presented by ...


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Others, including Negroponte's own associate, have disputed the factual accuracy of his explanation. At an OLPC summit [and] in conversations with Negroponte’s collaborator Maryanne Wolf ... I heard a quite different story about this experiment. ... Children did exhibit some preliteracy skills (recognizing letters) before the experiment ended, although the ...


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