This document is a classroom observation guide used by the Department of Education in Region X-Northern Mindanao, Philippines. The guide contains 4 sections that evaluate different aspects of classroom instruction. Section I evaluates pre-lesson preparation and accounts for 20% of the rating. Section II evaluates lesson development and accounts for 50% of the rating. Section III evaluates classroom management and discipline and accounts for 20% of the rating. Finally, section IV evaluates the lesson wrap-up and accounts for 10% of the rating. Observers use the guide to rate teachers on a scale from 1-4 in each category, with remarks, and then calculate an overall rating out of 100%.