Practical suggestions for creating and maintaining a productive and positive classroom environment are presented in this guide for substitute teachers. Suggestions for executing emergency lesson plans as well as tips for effective management techniques are included. Substitutes are advised to: visit the school or call the teacher ahead of time if possible; arrive early to review teaching materials and learn procedures; be prepared and have necessary materials ready; stand near the door to greet the students and be friendly, calm, courteous, and firm; inform the students about the situation; give the lesson objective and keep students on task; summarize the day's lesson and activities for both the students and the teacher; and complete any housekeeping responsibilities. (JH)