when can my baby start using one of those rolly walking chairs with the wheels and the big donut they sit in?

Question by Emily: when can my baby start using one of those rolly walking chairs with the wheels and the big donut they sit in?
they look fun, but when do they start using those?
we live in a small apartment on the bottom level, no stairs.
Best answer:
Answer by lacucaDo u mean a “walker”?
after the 5th or [...] http://bit.ly/eSBdol