Here's a pattern:
Cast on 6 st.
1: Knit 3 yo, knit to end
Repeat 1&2 until you have 11 stitches.
For the 12th do 1 then Bind off the 1st 6 st. and knit to end.
Repeat until you have 5 points. Sew the ends together, then weave yarn in and out of the holes from the yo's, pull tight. Ta dah!