Collaboration in the world of education has become an increasingly popular method for addressing various school issues, such as curriculum design, behavioral plans, development professional and resource management. One area in which collaboration is becoming increasingly popular is co-teaching in special education, in which special education teachers and general education teachers share planning and delivery responsibilities. teaching in inclusion classes (Friend & Cook, 2010). Because academic standards for educating students with disabilities are held to the same standards as their typical peers due to the No Child Left Behind Act and the Individuals with Disabilities Education Act, the co-model Teaching has been increasingly implemented to meet these needs. Most research has shown that co-teaching is effective in an inclusion classroom, although a few studies have refuted its importance and identified reasons for problems with implementing a successful co-teaching program. Co-teaching is the collaboration of two or more credentialed teaching professionals, most often a general education teacher and a special education teacher. To truly qualify as a co-teaching model, each teacher must be actively involved in teaching the lessons. Each teacher brings their own unique expertise to planning, teaching, and managing all students in the classroom. If executed in this way, co-teaching can improve the learning environment and engage and engage all students in the class. All students, from the most gifted to the most disadvantaged, can benefit from the increased time engagement and more diverse instruction that the co-teaching model offers. In the co-teaching model, I...... middle of paper ... ...have you been left behind? Education, 130(4), 647-651. Retrieved from Academic Search Premier database. Sileo, JM (2011, May/June). Co-teaching: Getting to know your partner. Teaching Exceptional Children, 43(5), 32-38. Extracted from the Professional DevelopmentCollection database. Walsh, JM and Jones, B. (2004, May/June). New models of cooperative education. Teaching Exceptional Children, 36 (5), 14-20. Retrieved from Academic SearchPremier database. Walther-Thomas, C. (July 1996). Planning effective co-teaching: the key to successful inclusion. Remedial and Special Education, 17(4), 255-64. Extracted from the ERIC database. Walther-Thomas, CS (1997, July/August). Co-teaching experiences: The benefits and problems reported by teachers and principals over time. Journal of Learning Disabilities, 30(4), 395-408. Retrieved from MasterFILE Premier database.