1. What does a five-month-old baby do? 1.1 Basic movements 1.2 Social skills 1.3 Language development 1.4 Perception and cognitive abilities 1.5 Motor development 2. Basic movements 2.1 Turning over Five-month-old babies can already try to turn over. Of course, some babies may not be able to turn over. Others are slower. Parents should provide adequate support and encouragement to help babies practice turning over. 2.2 Five-month-old baby