#Pediatrics My 8 month old daughter sits, crawls and tries to stand with support. she smiles, laughs, responds to her name and recently started babbling. she signals to be picked up and when she is done with meal. concerns 1. while she responds by smiling or looking at us, she does not coo or babble back and forth 2. we see her imitating actions or expressions a day or two later but not immediately 3. not yet clapping or waving bye bye 4. made some ta ta sound for 2 days and then making some other sounds now. still no papa or mumma please suggest