This site is one of the nominees for Webby Awards:
Universal Leonardo: Leonardo da Vinci Online:
"Universal Leonardo is a programme aimed at deepening our
understanding of Leonardo da Vinci through a series of European
exhibitions (2006), scientific research and web-based resources."
All of the European Exhibits have closed now - but the site remains.
Browse the site - Explore the Trails - "find out how in Leonardo's
view of the world, all things are interconnected - the motion of water
and the curling of hair, the human body and the mechanisms of
machines, the geometrical rules that govern man, animals and all of
Play - a variety of fun, interactive activities (geared to upper elementary age)
Interactive Timeline..... Life of Leonardo ..... Discover - scientific
view of painting.
See Drawings - Inventions - Manuscripts - Paintings