Dynamic EarthScience centre below Salisbury Crags, built around the story of the planet, with a 4D cinema, an ice wall and a rainforest room. Free under 4.
National Museum of ScotlandFree national museum on Chambers Street, covering Scottish history, natural history, science and technology across several floors, with hands-on exhibits throughout. Easy to dip into and leave.
Scottish National GalleryFree national art collection on the Mound, between the two halves of Princes Street Gardens. Compact enough for a short visit.