Whatever size it happens to be, they are all different.
Between the ages of 10-12 the average size of a male brain is 1,440 grams and the average size of a female brain is 1,260 grams. The size of a nine year olds brain is only slightly smaller.
Small
Depends, I guess. :)
About in a girls size, a 4. In a boys size, a 5.
my 3 year old Jenny wears size 9 but most of her friends wears size 11 or 12.
Try Nerf footballs
13 inches
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.
A 4 year olds shoe size can vary. However, the average shoe size for this age is around sizes 8-10.
no try pampers size 7
7-9 year olds use a 11inch ball 10-12 year olds use a 12inch ball