This document provides an outline for a thesis that will assess the practice and challenges of using sign language as a medium of instruction among deaf students at Yekatit 23 Primary School in Bahir Dar, Ethiopia. The study will employ a mixed methods research design and collect data from 15 deaf student respondents and 7 special needs teachers through surveys and interviews. The thesis will be submitted in partial fulfillment of requirements for a BA degree in Special Needs and Inclusive Education at Bahir Dar University. It will consist of 5 chapters that will introduce the topic, review relevant literature, describe the research methods, analyze the results, and provide conclusions and recommendations.