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Nancy Castaldo

JR MORTIMER is a frequent writer for National Geographic Kids magazine. 

NANCY CASTALDO is a contributing writer for National Geographic kids books. 

MATT BELLACE, Ph.D., has been a youth motivational speaker and stand-up comedian since 1995. Dr. Bellace has a Ph.D. in clinical psychology (subspeciality in neuropsychology), is a member of the National Speakers Association and the author of the book, A Better High. His "How to Get High Naturally" program encourages over a hundred thousand students a year to make healthy choices. Matt was a recurring comedian on truTV's "World's Dumbest." His stand up can be heard - and requested - on Sirius XM's Comedy Channels.
DK Life Stories: Ada Lovelace

Books

DK Life Stories: Ada Lovelace

Mental Health Awareness Month Resources

May is Mental Health Awareness Month and educators are increasingly aware that integrating social-emotional learning into the curriculum is critical if we want students to succeed both in and out of the classroom. Download the thematic educator guides on Teaching About Anxiety and Mindfulness and Teaching About Student Wellness. Explore our specially curated collections on

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Books for Asian American, Native Hawaiian, and Pacific Islander Heritage Month

Each May, we honor the stories, histories, and cultures of Asian Americans, Native Hawaiians, and Pacific Islanders. Below is a selection of acclaimed fiction and nonfiction books by AANHPI creators to share with your students this month and throughout the year. AANHPI Creators – Middle School titles AANHPI Creators – High School titles .

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