Materials for developing reading, writing numeracy, manipulation and perception skills. Roles of improvised materials in child development. Objectives of improving teaching /learning materials. Design and development of Teaching/learning materials using available and inexpensive materials from the environment. Attitudes of community; parents, teachers, pupils towards materials. Mobilization of community in material development. Social cultural implications. Storage and maintenance of T/L materials. Effective use of teaching materials in an integrated approach. Display techniques. Safety precautions and first aid. Assessment of material development