Toddler blanket

Toddler blanket

Material:
Approx 650 grams  Nako baby yarn
Size 4 mm crochet hook
Size 3.5 mm crochet hook
Dimension:  approx 40"x 42"
Stitches used:
 Chain stitch
Single crochet ( Sc):insert hook into intended stitch, pull a loop,yarn over draw through both loops on the hook.
Extended double crochet( EDC):yarn over insert hook pull a loop ,yarn over pull through one loop,yarn over pull through two loops ,yarn over draw through the two remains loops.
Puff stitch :yarn over and insert hook into intended stitch,pull a loop ,repeat two more times (7 loops on hook),yarn over and draw through all loops,yarn over and draw through loop.
Reverse sc (crab stitch): insert hook from front to back in the next st to the right, yo and draw through the St, yo and draw through two loops on the hook
shell: puff st ,ch,puff st in the same place
Pattern
Using size 4 mm hook Chain  170
Row 1: Change to size 3.5 mm hook
,EDC in fourth stitch from hook,EDC in next 5 stitches,
*Skip one chain ,in the next make a shell (one puff stitch chain one puff stitch ) skip one chain ,5 EDC in next 5 chains* repeat from *to* to the end of the raw, LDC in the last chain, ch 3 ,turn.
Row 2:EDC in each EDC , puff st. Ch one puff st. in the chain between the two puff stitches  of previous raw.
Repeat row two to desired length.
Work total of 85 row
Do not fasten off
Border :
Round 1: Make3 Sc in first EDC  Sc in each EDC ,3 sc in  last EDC, 2 sc in the  side of each of EDC,   3 sc in the loop of first starting chain ,sc in each chain ,2 sc in the last, 2 Sc in first EDC  Sc in each EDC to the end join
Round 2: chain 1,work crab stitch all around