He'll learn a lot from kids his age, because toddlers spend a great deal of time observing other tots and mimicking their actions, mannerisms, and behavior.
Toddlers spend a lot of time figuring stuff out from visual cues and trial and error.
Local lingo Kids this age are quick to learn language from their peers. Don't expect the Queen's English, though, because children catch on to the specialized vocabulary they need to fit in with a specific social scene. If your toddler spends a lot of time with his best buddy, whose family speaks both Spanish and English, your child may become just as comfortable identifying favorite foods or offering simple greetings in a second language as he does in his native English. Toddlers learn valuable lessons in social skills from their friends. They try things out like tears and temper tantrums and take stock of their pals' reactions to find out what works and what doesn't.