K: How to Dig a Hole to the Other Side of the World, by Faith McNulty
1st: Rocks in His Head, by Carol Otis Hurst
2nd: Into the Deep: The Life of Naturalist and Explorer William Beebe, by David Sheldon
3rd: Life in the Ocean: The Story of Oceanographer Sylvia Earle, by Claire A. Nivola
4th: Alex the Parrot, No Ordinary Bird: A True Story, by Stephanie Spinner
5th: Barnum’s Bones: How Barnum Brown Discovered the Most Famous Dinosaur in the World, by Tracey Fern