Museu da Marioneta (Puppet Museum)A small, charming museum of puppets and marionettes from around the world, set in a former convent. A quiet hidden gem that works well for curious school-age children. Free under 13.
National Museum of Natural History & ScienceHands-on science exhibits alongside natural-history collections, with interactive displays that reward a slow visit. Good for school-age kids who like to press buttons and ask why. Free under 10.