"It does not take much to see that CC encourages this kind of cross-disciplinary thinking: ELA teachers will be reading NF a good deal of the time, so the most natural step is for them to be coordinating with content area teachers. The broadly humanistic approach comes up in many CC discussions. But rarely for math. Some years ago Rosen began a series that explored the math of various cultures as expressed in the buildings and art. I was thrilled to see those books — series publishing at its best in that the idea, the concept, was so fresh, and not something that would have worked well in single hardcover books. I did not find the invidual books as successful as the concept, and not sure it is still going. But it did point the way to a kind of commonality, a place of overlap, we don’t usually explore..."