Memory Language DevelopmentVersión en línea Learn about How Do Children Learn Language? por Shirley Michelle Niquinga Toapanta Language Development Stage 2: Learning Words. They can put words in the correct order. Children continue to expand their vocabulary and develop more complex language. Infants can distinguish between language sounds and other noise. Language Development Stage 1: Learning Sounds Language Development Stage 3: Learning Sentences Children are not learning words, exactly. They are actually learning morphemes,which are the smallest, discrete chunks words can be broken into. At this point, children are able to attach meanings to words. Language Development Stage 2: Learning Words. Language Development Stage 1: Learning Sounds Language Development Stage 3: Learning Sentences Babies learn which phonemes belong to the language they are learning and which don’t.