My Blanket measures 70x95cm
1square is 11cmx11cm
You can sew the squares together, but I prefer to crochet them
together as you go for a much nicer look, follow these steps:
For the edge:
If you don’t know the crab stitch, it’s just a reverse single crochet.
There are plenty of video’s to be found on how to do this.
Like this one: https://youtu.be/wE-ObvYb_Pk