Through the Lecturer and Teacher Partnership Program, this study attempts to determine the effect of collegiality in raising the standard of instruction at SMP Cokroaminoto Palopo. This descriptive and observation to data. The findings showed that the plan, do, and see phases of lesson study implementation were divided into four cycles. From the stage of creating learning to the level of implementation in the classroom, these three stages are interconnected. The study's version of collegiality also involves instructors and lecturers planning lessons in accordance with the challenges and educational needs faced by Cokroaminoto Palopo Middle School. Observations' findings indicate that the learning designs created by lecturers and teachers have a favorable effect on the standard of learning in the classroom.