Yale University has been doing interesting research on babies’ memories. They’ve found that babies’ brains use “general patterns to help them understand and predict the surrounding environment.” This includes patterns of sounds that make up the words in a language. Nursery rhymes are full of sound patterns. Perhaps that is why they are such a powerful learning vehicle for our youngest children….
https://news.yale.edu/2021/05/21/brains-memory-center-stays-active-during-infantile-amnesia