How do you mentally stimulate a 4 month old baby? Post author:Bob Samanche Post published:February 4, 2020 H How do you mentally stimulate a 4 month old baby? The simple answer is by talking about them! Here are just a few of the ways you can do that. Share your tips in the comments. You Might Also Like Can you use office space as an apartment? August 30, 2018 What is included in a EHC plan? January 22, 2020 Is blackjack called 21? January 23, 2020 How do you carry a 3 month old baby? June 30, 2019 Why do toddlers poop in their pants? January 27, 2020 Do I have to pay child support after age 18? January 24, 2020