I'm surprised there was no mention of the Pirahã, a tribe made famous by their apparent innumeracy: http://science.sciencemag.org/content/306/5695/496.full htt

I'm surprised there was no mention of the Pirahã, a tribe made famous by their apparent innumeracy: http://science.sciencemag.org/content/306/5695/496.full http://science.sciencemag.org/content/306/5695/496.full http://langcog.stanford.edu/papers/FEFG-cognition.pdf http://langcog.stanford.edu/papers/FEFG-cognition.pdf