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.
Red flag: If your child isn't toddling by 14 or 15 months, bring it up with her doctor. This is still within the normal range of development, but now's a good time to check for anything that may be delaying the milestone. 16 to 18 months. With help, your toddler can walk up and down stairs.