Sing with her: Pick easy songs and sing along. The combination of known words, tune and actions will help them connect and repeat with you.
Point & Name: Point to different everyday objects. Call out the name and make them repeat with you. Prompt for it a day later. Play in your house, on the streets or during a drive.
Read, Read, read: Make this a calendar event. Reserve a slot everyday around the same time and make it a habit to start early.
Have conversations: While baby talking is fun, have complete conversations. Listen closely to what he is trying to tell you. Use head nods, eye contact and respond with grammatically correct full sentences.