The book "Essentials of Child Health for Primary Grades with Special Reference to the Effects of Alcohol, Stimulants and Drugs on the Human Body" is written by Jane Andrews. In this book, the author examines in detail the issue of preserving the health of children, in particular the impact of harmful habits, such as the use of alcohol, stimulants, and drugs, on human health. The book provides comprehensive information about the negative consequences of using these substances, as well as recommendations for maintaining a healthy lifestyle among children. With accessible language and simple explanations of complex concepts, this book will be a useful source of information for teachers, parents and elementary school students.