Choose from our math posters of the world. This includes math of China, math of Japan, math of Korea, math of the Aztecs, math of Babylon, math of Inca, math of Maya, math of India, math of Africa, math of Arabia, math of Egypt, math of US, math of Navajo, math of Ireland, math of Russia, and math of Europe. These beautifully designed posters are a perfect resource to compare today's methods of computation to our ancestors.