TIL a 2013 study found that Vietnamese mothers potty train their children by using a whistling sound at certain times to remind them to eliminate & frequently checking for signs of need. With this process, all children used the potty by 9 months old and at 24 months old, the training was complete.

https://www.sciencedirect.com/science/article/abs/pii/S1477513112002628
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1g8lmyy/til_a_2013_study_found_that_vietnamese_mothers/