Butterfly Curriculum for Backyard Nature School. Start your own Nature School. Today’s children are missing an essential teacher in their modern lives: mother nature. If you’re interested in nature education, you probably already know that children need time in nature to relieve stress, increase resilience, boost health, advance thinking, promote relationships, and restore attention to name a few. And you probably also know that, for the most part, children enjoy being outside. So, let’s help