depends on how "big" the four year old is
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24 months
There is no average size. It really depends on your weight, height, and everything you eat.
a good size quad for an avrage sized 12 year old not a fat one is a 125cc for kids
Size will be totally dependent upon the individual's measurements and teenagers come in all sizes. There is no size designation for 15-year-olds.
Depends on the size of the boy.
Gap and Gymboree are good stores for little girls clothing.
It depends... You should either try it on or start at size 5... srry if this isn't helping
Under Armour clothing. My 12 year old grandson loves it. iPod Touch.
Depends on the size of the 10 year old.
it depends alot on your body , medium usually the clothing size for a 13 yr. old boy
A 7 year old boy might wear a size 1 shoe, or he might wear a size 13. Some 7 year old boys with very large feet might even wear a size 2 or 3 shoe.