Remember playing with a Spirograph when you were younger? Imagine playing with one that takes up your entire living room. Swedish designer Eske Rex made this cool contraption that creates art decidedly larger than the pieces we used to make as kids. Rex says he's never heard of the nostalgic toy and instead based his invention on a 19th-century tool called a harmonograph.
Link via Buzzfeed
Video link via Boing Boing.
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But with the way math is taught in most schools now, the closest most get to pure math is a proof-centric geometry course (which some like much more than a cookbook algebra course), and those that trying to go more heavily into math in university hit a wall with an abstract algebra course that weeds out a large number of people from math programs.