![[Pictured is a 4-month-old baby laying on his stomach on a bed while smiling at the camera and playing with a rattle toy and a teething toy.]](https://blogs.iu.edu/sciu/files/2023/11/89773B71-E82A-4B0E-B154-AB19A31B25A7.jpg)
I’ve been doing this mom thing for about 2 years now and along the way I’ve gotten a chance to not only watch my child grow from being a squishy potato of a newborn into a boisterous, opinionated, and hilarious toddler, but I’ve also learned some cool things about baby cognition and child development along the way…