You will need: For Penguin Hat, 1 pair 3.25 mm (UK 10 – USA3) knitting needles, 1 pair 4 mm (UK 8 – USA 6) knitting needles. For Diagonal Blanket: 1 pair 4 mm (UK 8 – USA 6) knitting needles. For Piper the penguin - Pair of 3 mm (UK 11 – USA 2 or 3) knitting needles Pair of 4 mm (UK 8 – USA 6) knitting needles, Washable toy stuffing Tweezers for stuffing small pieces (optional) Small pompom maker or card for making pompom.