The document discusses the Picture Exchange Communication System (PECS) and its implementation within mainstream education, highlighting the challenges children face in communicating and how PECS addresses these needs. It outlines the phases of PECS, emphasizes the importance of a supportive environment, and details strategies for promoting effective communication, independence, and social interactions among students. Furthermore, it stresses the need for collaborative efforts from schools and families to ensure successful integration of PECS into the classroom setting.