Leonardo da Vinci is widely regarded as the greatest polymath in history.
And he may have left secret messages in his works. It’s a fact that’s inspired even modern-day pop culture.
But what if da Vinci wasn’t the only one leaving secrets behind? What if another figure concealed and protected a da Vinci painting long thought to be lost? Delve into one of the most contested mysteries in the art world and use a unique combination of art history, science and mathematics as your classroom attempts to lay these questions to rest.