Baby crochet patterns are super cute, especially when they are handmade.Try your hand at this one piece wonder Baby Diaper Cover; it 12 to 18 months. You need to know single crochet, double crochet, half double crochet and slip stitch to make this pattern. This easy crochet pattern would also make a unique baby shower gift for an expectant friend. US crochet terms used. The buttons and flowers detail adds a nice finishing touch. Give your baby some style with crocheted patterns. These also make cute photo props.