This manual is a specialized instructional resource to enhance the cognitive skills of children with hearing impairment. The module provides a structured curriculum focusing on foundational mental processes such as attention, memory, perception, and problem-solving, which are often delayed due to limited auditory input. It offers educators and parents a variety of evidence-based activities and teaching strategies designed to bridge developmental gaps and prepare children for mainstream schooling. By integrating cognitive training with language development, this manual serves as a critical tool for holistic rehabilitation and academic readiness in early childhood.