For example, the ability of toddlers to learn a language with virtually no training is likely to be a psychological adaptation.
Parents of babies and toddlers ask most frequently about getting their children to sleep.
About 40 percent of toddlers from 1 to 3 years old still suck their thumbs or fingers.
When it comes to outrage, parents of toddlers know how to make themselves heard.
IT may take the form of toddlers playing a game with an elderly person in a wheelchair.
For the mother of toddlers or babies, you may have plenty to do during the day but your mind needs stimulating too.
"We found that 10 percent of toddlers kept their closest friends for three years," she continued.
According to the study, 10 percent of the babies and toddlers from 6 months to 2 years have a television remote control designed for children.
"Every day, parents of infants and toddlers get a written note from the teacher, telling them what the child did," she said.
"We're not talking about a couple of toddlers who don't know what they were doing."