Your stockinette curls because it's built into the mechanics of the fabric. You cannot change the fact that stockinette curls but you CAN choose different kinds of pattern stitches to try to work with it or you can use the curl to your advantage.
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The braided ball is a free pattern from Ravelry : [ Ссылка ]
And here is the video I made of how to do it. [ Ссылка ]
For knitted fabrics that lie flat, see this video: [ Ссылка ]
