character: Ms. Rachel Green
topic: History of Vaccination Techniques
grade: 9
subject: Science
LearnActions
SearchCreate
character: Louis Pasteur
topic: Development of the Germ Theory and Vaccines
grade: 9
subject: Science
LearnActions
SearchCreate
character: Edward Jenner
topic: Inventor of the Smallpox Vaccine
grade: 9
subject: Science
LearnActions
SearchCreate
character: Jonas Salk
topic: Polio Vaccine Development
grade: 9
subject: Science
LearnActions
SearchCreate