40 windows. What to do to be healthy

The "First Questions and Answers" series consists of lift-the-flap books with colorful illustrations where parents will find answers to their little one’s first and unusual questions.
How do viruses get on people's hands? What should I do if I sneeze or cough? How do viruses make us sick? How can I stay healthy?
Look under the flaps to discover the very first interesting facts about how to stay healthy.