Tiny Killers

by John Farndon

Book Overview

Invisible microbes cause sickness by invading our bodies and multiplying. But doctors didn't always know that sickness was caused by germs. Most people thought diseases came from smelly, damp air. But over time, those ideas changed. A Dutch scientist saw bacteria through his microscope. Doctors realized that when they washed their hands, fewer people died. And a doctor in London recognized that disease could spread through contaminated water. Because...

• Format: Paperback
• Language: English
• ISBN: 1512430781
• ISBN13: 9781512430783
• Release Date: January 2017
• Publisher: Hungry Tomato (R)
• Length: 32 Pages
• Weight: 0.25 lbs.
• Dimensions: 0.1" x 6.4" x 8.7"
• Age Range: 8 to 12 years
• Grade Range: Grades 3 to 7