Autor: Brown Don Brown

Award-winning author Don Brown explores computers and technology in book two of the Big Ideas series Machines That Think! explores machines from ancient history to today that perform a multitude of t …

Award-winning author Don Brown explores the history of vaccines from smallpox to COVID-19 in this installment of the Big Ideas That Changed the World series A Shot in the Arm! explores the history of …

Award-winning author Don Brown explores the history of democracy in the United States in this installment of the Big Ideas That Changed the World series The Greek word democracy comes from demos (peo …

Award-winning author-illustrator Don Brown explores the history of electricity in this installment of the Big Ideas That Changed the World series. In 600 BCE, the Greek mathematician Thales observed …