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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.
National Geographic Kids Ultimate Food Atlas
DK Life Stories: Ada Lovelace; Helen Keller; Harriet Tubman
DK Life Stories: Ada Lovelace
The Race Around the World (Totally True Adventures)
This or That? 3
National Geographic Kids Mission: Polar Bear Rescue

Books

National Geographic Kids Ultimate Food Atlas
DK Life Stories: Ada Lovelace; Helen Keller; Harriet Tubman
DK Life Stories: Ada Lovelace
The Race Around the World (Totally True Adventures)
This or That? 3
National Geographic Kids Mission: Polar Bear Rescue

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Books for National Depression Education and Awareness Month

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