On November 6 and 7, the National Museum of Natural History and Science (MUHNAC) hosts the XIII Mathematics Fair, with two days full of activities to discover, experiment and explore Mathematics in a fun, challenging and surprising way! November 6 | Friday. A program specially designed for school audiences, with activities that invite students to explore Mathematics in a dynamic, participatory and creative way. Program available here. November 7 | Saturday. Mathematics is for everyone! A day dedicated to the general public and families, with proposals for different ages, where curiosity, discovery and fun go hand in hand. Free activities, no registration required. Program available here. children schools families free young people.