Beginner. Two-Needle Mittens for Kids. Knit back and forth on straight needles, not DPN's. US size 8 needles.
Beginner. Kathy's Mittens. Knit back & forth on straight needles. If you don't want to make i-cord, you can crochet a chain, for a faster cord. US size 5 & 7 needles.
Intermediate. Mittens for Children & Adults. US size 4 needles. PDF