This is a teaching guide for instructors using the 'Open Korean' textbook, offering detailed explanations of the textbook content and practical methods for smooth classroom instruction. Even for those not using 'Open Korean' as their main textbook, this guide provides thorough explanations of the introduction, presentation, practice, and application of essential Korean grammar points. 1-1 Greetings 1-2 Daily Life 1-3 Dates and Days of the Week 1-4 Location 1-5 Daily Routine 1-6 Shopping 1-7 Weekend 1-8 Vacation 2-1 Appointments 2-2 Places and Directions 2-3 Travel 2-4 Transportation 2-5 Restaurants 2-6 Hobbies 2-7 Family 2-8 Phone Calls 3-1 Hospital 3-2 Lost Items 3-3 Exchange and Refund 3-4 Weather and Seasons 3-5 Reservations 3-6 Bank 3-7 Part-Time Jobs 3-8 Finding a House This book serves as a teaching guide for instructors using the 'Open Korean' textbook, providing detailed explanations of the textbook content along with methods for effective classroom management. Even for teachers not using 'Open Korean' as their main text, this guide offers in-depth coverage of the introduction, presentation, practice, and application of essential Korean grammar, making it a valuable resource for both novice and experienced Korean language teachers alike.