The document discusses several topics related to cognitive and language development including: 1. Cognitive development refers to how people think and understand the world through genetic and learned factors. It includes areas like processing, reasoning, language, and memory. 2. Language development occurs in stages from prelinguistic to emerging language to developing language for learning. 3. A language development chart outlines typical skills at 6 and 12 months like responding to tones and names and using words and phrases.