This pattern is for age 7 till they grow out of this size, then you would use the adult pattern, or use a slightly thicker knitting needle.
When you are knitting socks a slightly thicker needle gives a softer knit, and of coarse a more stretchy sock. This makes it easier for children to put on.
Socks age 7-12
50g sock wool.
Set of 4 needles, 3mm.
Cast on 54 st. Put 18 st on each needle.
Knit in the round.
Do 6 rows of rib. Your choice of rib will do.
Change to knit.
Knit 40 rows.
Knit 12 st from needle 1.
Slip last 13 st from needle 3 onto same needle as the 12 st you knitted. (25st)
Put the remaining 29 sts onto two needles.
Row 1. Pearl.
Row 2. Knit.
Row 3. Pearl.
Repeat row 2 and 3 ten times.(21 rows)
If you want a reinforced heel then on every knit row do slip one, knit one etc. till last stitch which is a slip stitch.
Row 1. Knit 15, K2 together in the back of the sts. Turn.
Row 2. Slip 1. P5. P2 together. Turn.
Row 3. Slip 1. K6. K2 together in the back of the sts. Turn.
Row 4. Slip 1. P7. P2 together. Turn.
Row 5. Slip 1. K8. K2 together in the back of the sts.
Row 6. Slip 1. P9. P2 together. Turn.
Row 7. Slip 1. K10. K2 together in the back of the sts. Turn.
Row 8. Slip 1. P11. P2 together.
Row 9. Slip 1. K12. K2 together in the back of the sts. Turn.
Row 10. Slip 1. P13. P2 together.
15 sts left.
Knit 7 on needle one. Pick up 12 sts along side of heel. (19 sts).
Knit 29 sts on needle two.
Pick up 12 sts along heel, knit 8 sts on needle 3. (20sts).
Row 1. Knit.
Row 2. Knit sts on needle one till last two remain. K2 sts together.
Knit sts on needle two.
On needle three. K2 together in the back of the sts. Knit till end.
Repeat row 1 and 2 till 54 sts remain.
Needle one must have 14 sts.
Needle two, 27 sts.
Needle three, 13 sts.
On needle one. K to last 3 sts. Knit 2 together, knit 1.
On needle two. K1, K2 together in the back of the sts. Knit till last
three sts. K2 together, K1.
On needle three. K1, K2 together in the back of the sts.
Continue with last two rounds till 20 sts remain.