Babies develop a liking (and dislike) to certain scents as their delicate noses develop, and use their own unique sense of smell to better navigate the world around them. While it's easy to appease a teenager or adult with a variety of scented soaps, perfumes, and candles, it can be a bit tricky to find out what a baby's sensitive nose likes best. Here are some things that can bring your baby plenty of comfort when they're anxious or scared.