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Re: Study finds twist to the story of the number line (of math's innate foundations) - Learning Stewards
From “Brain Mysteries” 5-2-2012: Tape measures. Rulers. Graphs. The gas gauge in your car, and the icon on your favorite digital device showing battery power. The number line and its cousins – notations that map numbers onto space and often represent magnitude – are everywhere. Most adults in industrialized societies are so fluent at using …