Baby/Children's Socks

Basic Sock Pattern for Fingering Weight Sock Yarn - Baby’s/Children’s

Gauge: 7.5 st/inch on 2mm to 2.5 mm needles
Size: to fit shoe size 3-5 (6.5-7, 9-10, 12-12.5, 2-3)

Cuff: Cast on 40 (44, 48, 52, 56)) stitches and do K2 P2 ribbing for 1 to 1.5"
Leg: Switch to stockinette stitch (knit every round) and continue to desired length. 
Heel: Leaving 20 (22, 24, 26, 28) instep stitches on needles 2 and 3 (10 & 10 or 11 & 11 etc.) put remaining 20 (22, 24, 26,28) stitches on 1 needle and work heel flap back and forth over this needle.
Regular heel stitch:
Row 1: sl1, *k1, sl1* repeat from * across ending with k1 
Row 2: sl 1, purl across 
Work even in heel stitches for 14, (16, 18, 20, 22) rows
Turn Heel:
Working in short rows over heel flap stitches:
Row1: sl 1,k 12 (14, 15, 16, 18) ssk, turn
Row2: sl 1, p6,(p8, 8, 8, 10) p2 tog, turn
Row 3: sl 1, k 6 (8, 8, 8, 10) ssk, turn
Repeat rows 2 & 3 until all stitches are used and there are 8 (10, 10, 10, 12) stitches on the needle.

Gusset:
Knit first 4 (5, 5, 5, 6) stitches. Rounds now start in the middle of heel flap. Knit remaining 4 (5, 5, 5, 6) stitches with new needle (needle 1 ), pick up one stitch in each of the slipped edge stitches along the heel flap, and 1 additional stitch where heel flap and instep join. Work across instep (needles 2 & 3) . Pick up and knit one stitch where instep and heel flap join and one stitch in each slipped stitch along the edge of the other side of the heel flap, work remaining 4 (5, 5, 5, 6) stitches (needle 4). Needles 1 and 4 should have the same number of stitches, these are for the foot. Knit one row.
​*Next row: Knit to last 2 stitches on needle 1, K2tog. Work instep stitches on needles 2 & 3. On needle 4 ssk, knit to end. Work 2 rounds in plain knitting. Repeat from *until there are 10 (11, 12, 13,14 ) stitches on each needle. 40 (44, 48, 52, 56) stitches total.
Foot: Continue in plain knitting on these stitches until foot is desired length (allow approx 1 -1.5" for toe decrease)
Toe: Decrease row:
Needle 1: work to last 3 stitches, K2tog, K1
Needle 2: K1, ssk, knit to end.
Needle 3: Work to last 3 stitches K2tog, K1
Needle 4: K1, ssk, knit to end
Knit one round plain
Alternate decreasing row with plain row until 8 stitches remain on needles. (2 stitches on each needle)
Graft stitches together to close toe.
****ssk: Slip stitch as if to knit, slip stitch as if to knit, insert left needle into the front of these 2 slipped stitches from left to right and K2tog