Some—but not necessarily all—of the following are signs: pausing and making sounds and grimaces when having a bowel movement, being regular in bowel movements, staying dry for an hour or two in the daytime, waking up dry from a nap, complaining when wet or soiled, being aware that urine and feces come from his body, telling the parent when he has had or is having a bowel movement, wanting to imitate adults and be grown up.