The Smallpox Files

By Catherine Downen

Marnie's teacher has a unique assignment for the class: learn all they can about a disease that has been eradicated, smallpox Marnie teams up with her friend SJ and her trusty AI sidekick Glitch to gather the information. What was smallpox and how did it spread? How did scientists use inquiry and the tools of science to solve the mystery of smallpox? Finally, Maisie and her classmates learn how scientists were able to wipe out the disease, and how we're protected from smallpox today.

A fun graphic approach, diverse characters, and humorous text tell this thrilling story of medical history in a high-interest format.

Marnie's Medical Mysteries was developed in collaboration with Nipunie Rajapakse, M.D., pediatric infectious diseases physician at the Mayo Clinic Children's Center.

Mayo Clinic Press Kids creates empowering health and wellness content in partnership with pediatric experts. Proceeds from the sale of every book go to benefit important medical research and education at Mayo Clinic.

• Format: Paperback
• Language: English
• ISBN: B0CQSSJH7Q
• ISBN13: 9798887702643
• Release Date: January 2026
• Publisher: Mayo Clinic Press Kids
• Length: 32 Pages
• Age Range: 9 to 12 years
• Grade Range: Grades 4 to 7