Duck and Hippo Duck and Hippo: The Secret Valentine Duck and Hippo Duck and Hippo: Give Thanks Duck and Hippo Duck and Hippo: In the Rainstorm Duck and Hippo Duck and Hippo: Lost and Found Duck and Hippo Aaron’s Wilderness Desolation Canyon Aaron's Wilderness Bella Bella Aaron's Wilderness Grizzly Peak Aaron's Wilderness Animal Picture Books The Seasons of Little Wolf Picture Books Little Puffin’s First Flight Picture Books Pup the Sea Otter Picture Books Read and Wonder Hippos Are Huge Read and Wonder Otters Love To Play Read and Wonder Other Books Honey Paw and Lightfoot Standalone Little Fox In the Snow Standalone Sleep Train Standalone