Mathematical memories, pedagogical perspectives, inspiring schools designs and more. Maths Education What's your earliest mathematical memory? Here's mine: I knew $0.25 + $0.25 was $0.50, so I proudly inferred that $0.24 + $0.24 was $0.49. My teacher told me it was $0.48, and explained why. "Huh," I thought. "This math stuff is subtler than I thought." […]