Can babies learn from “Ms. Rachel” and other baby TV shows?

This story was originally published by Parenting Translator. Sign up for the newsletter and follow Parenting Translator on Instagram. An audio version of this post can be heard here.
“Ms. Rachel” has become a household name for nearly every parent with a baby or toddler. Her YouTube channel, Songs for Littles – Toddler Learning Videos, has over 3 million subscribers and her videos have hundreds of millions of views. The woman behind Ms. Rachel is Rachel Griffin Accurso, a preschool teacher and mother living in New York City. Her husband is a Broadway composer who helps to produce her YouTube channel. As she explained in a recent interview on the Today show, she started the YouTube channel because her son did not speak his first word until nearly 3 years old and she could not find a television show that targeted language development to help him.
Her YouTube channel description claims that her videos “help children learn to talk, learn letters, numbers, colors, animal sounds and more..