ASDP Press Awards

Winner of the 2010 IPPY (Independent Publisher Book Awards) Bronze Medal for Regional Nonfiction

Vanishing Circles: Portraits of Disappearing Wildlife of the Sonoran Desert Region

Southwest Book of the Year (1998)

Desert Waters: From Ancient Aquifers to Modern Demands

Winner of the 2010 IPPY (Independent Publisher Book Awards) Silver Medal for multicultural non-fiction children's books

Katie of the Sonoran Desert / Katie del Desierto Sonorense

Winner of the 2010 IPPY (Independent Publisher Book Awards) Bronze Medal for multicultural non-fiction children's books

The Little Saguaro / El sahuarito

2007 Southwest Books of the Year Children's book award.
2008 AAAS (American Association for the Advancement of Science) Recommended Science Children's Book (Highly Recommended)
2008 Américas Award for Latin American and Caribbean Studies (Commended Title)
2009 OneBookAZ Award

Hip, Hip, Hooray, It's Monsoon Day! / ¡Ajúa, Ya Llegó el Chubasco!

Southwest Book of the Year (2000)
2000 Western Book Design Award
Benjamin Franklin Award
BRLA Southwest Book Award

A Natural History of the Sonoran Desert

Named as one of the "Southwest Books of the Year 2001"

A Guide to Southern Arizona Bird Nests & Eggs

2002 Foreword Magazine's Book of the Year Award Finalist
2011 Royal Dragon Fly Award

My Nana's Remedies / Los remedios de mi nana

Southwest Book of the Year (2001) "Best Picks for Kids"

Correctamundo: Prickly Pete's Guide to Desert Facts & Cactifracts

Western Book Design & Production Award
Southwest Books of the Year (2003)

Arizona-Sonora Desert Museum: A Scrapbook

Southwest Book of the Year 2013 - Children's Book Category

Victor, the Reluctant Vulture

Southwest Book of the Year 2013 - Top Pick

A Natural History of the Santa Catalina Mountains, Arizona: with an Introduction to the Madrean Sky Islands