Smallpox
A Vaccine Success

Scientists won the battle against smallpox. Young readers will learn all about the worldwide initiative to eradicate the disease and its final outbreak.Dive deep into the Deadly Diseases series—part of the UpDog Books™ collection. Discover what causes these illnesses, the symptoms behind them, and what is being done to stop the spread. At the end of the book, read two patients' symptoms and decide which one has the sickness.