Looks at how germs can spread such diseases as the common cold by following the journey of the germs that fly out of a boy's mouth when he sneezes in class without using a tissue, showing how colds spread or not depending on hygiene practices.
Looks at how germs can spread such diseases as the common cold by following the journey of the germs that fly out of a boy's mouth when he sneezes in class without using a tissue, showing how colds spread or not depending on hygiene practices.
Perfect for explaining the immune system to children at home or at school, this book follows the snuffles, sniffles, and sneezes of a germ's journey.