here is a free pattern for you, from me:
yarn: Red Heart, Ltd. Strata in Surf
needles: set of 7 dpn's
set of 8 dpn's
gauge: not crucial
size: tween (to fit approx age 9-12 yrs)
with sz 7 needles, CO 44. being careful not to twist stitches, join.
k2, p2 ribbing for 2 inches.
k for 2 inches.
switch to sz 8 needles. continue to k in the round until entire piece measures 15 inches.
switch back to sz 7 needles. k2, p2 ribbing for 2 inches. bind off in pattern, loosely.