Easy and quickly! And they stay on so well! I made a pair for my 18 months old daugther and they stay on really well. Read about how to make non slip sole for toddlers: http://monpetitviolon.blogspot.it/2011/11/how-to-make-non-slip-sole.html BASIC SKILLS NECESSARY Stitches used: st(s) " stitch(es); ch " chain stitch; sc " single crochet; hdc " half double crochet; dc " double crochet; sl st - slip stitch SIZING / FINISHED MEASUREMENTS Pattern is made for size 0-6 months, with changes for size 6-12 months. If you want to make them for size 12-18 months use worsted weight yarn.