The bestselling 30-Second... series takes a revolutionary approach to learning about those subjects you feel you should really understand. Each title selects a

The bestselling 30-Second... series takes a revolutionary approach to learning about those subjects you feel you should really understand. Each title selects a

"30-Second Leonardo Da Vinci is the quickest way to grapple with the truly diverse thoughts of the ultimate Renaissance superhero. Here, the world's leading Leo

Children will learn about the life of the original Renaissance man, and will discover how da Vincis influence, from his masterpiece paintings to his innovative

Many people think of Leonardo da Vinci primarily as an artist, but he was also an influential scientist. Readers of this high-interest biography will learn all