"A Catechism of Familiar Things; Their History and the Events which led to their Discovery. With a Brief Explanation of Some of the Principal Natural Phenomena. For the Use of Schools and Families. Enlarged and Revised Edition" is a study guide, written anonymously, offered to those interested readers to learn the history and nature of various things that they encounter in everyday life. The book helps to understand the methods of discovery, development and use of various objects, and also provides a brief explanation of key natural phenomena. This manual was created for the purpose of teaching schoolchildren and expanding knowledge in a family environment.