For the first three years of his life Bundy lived in the Philadelphia home of his maternal grandparents, Samuel and Eleanor Cowell, who raised him as their son to avoid the social stigma that accompanied birth outside wedlock at the time.
Best Answer: by almost 4, they can certainly be in a regular size bed BUT a toddler bed can be used until about 6 or so. My son will be 4 in May and we already have him in a full size as of his 3rd birthday. It just makes better sense. Why spend the $$$ on something he will out grow in a few years.
For more information on helping your baby sleep well, including how to encourage him to soothe himself to sleep, check out sleep basics for babies ages birth to 3 months, 3 to 6 months, 6 to 9 months, and 9 to 12 months. To help your toddler establish healthy sleep habits, read our articles on 12- to 18-month-olds and 18- to 24-month-olds.