Mud City BWI "Top Pick" Reading Rockets Recommended Rain, Rain, Rain Forest Booklist starred review, Top Ten Sci-tech Books for Youth Animal Behavior Society's Outstanding Children's Book Award finalist The Emperor Lays an Egg School Library Journal starred review, Best Books for 2001 Booklist starred review, Top Ten Sci-Tech Books for Youth Cooperative Children's Book Center, University of Wisconsin-Madison, Choices 2002 Bank Street College Best Children's Books of the Year BWI "Top Pick" Trumpet Book Club Editor's Pick Mummy Mysteries: Tales From North America ABA Kid's Pick Rhode Island Children's Book Award nomination Into the Sea School Library Journal starred review, Best Books for 1996 ABA Pick of the List Society of School Librarians International Science Honor K-6 Children's Literature Top Choice Chicago Public Library Best of the Best IRA Los Angeles' 100 Best Books

Lighthouses: Watchers at Sea Rhode Island Children's Book Award nomination Spotted Owl: Bird of the Ancient Forest NSTA-CBC Outstanding Science Trade Book Orbis Pictus nomination Lobster Boat NSTA-CBC Outstanding Science Trade Book Spoonbill Swamp School Library Journal starred review, Best Books for 1992 ABA Pick of the List California Children's Media Award NCSS-CBC Outstanding Science Trade Book Cactus Hotel Parent's Choice Picture Book Award IRA-CBC Teacher's Choice NSTA-CBC Outstanding Science Trade Book NCTE Notable Trade Book in Language Arts IRA-CBC Joint Committee Favorite Paperback El Paso Prickly Pear Turtle People Junior Library Guild Selection Other Honors: University of Washington Award for Teaching Excellence finalist