EuroGraphics Famous Inventors 1000-Piece Puzzle. Famous Inventors Featuring 50 famous inventors, including Newton, Franklin, da Vinci, Edison and Marconi, along with their birth and death dates and their most recognized inventions. This puzzle is fun and extremely educative. Strong high-quality puzzle pieces. Made from recycled board and printed with vegetable based ink. This superior quality puzzle will delight and educate all at the same time.