[citation needed] She has written 35 educational books for children ages 5–16, including the "You Can Write" series.
She also co-authored the Trading Faces series with her twin sister, Julia DeVillers.
Her book MindBlind, about a boy who is profoundly gifted and has Asperger syndrome, was published in October 2010 and received a YALSA award.
Her 2018 book, Playing Atari with Saddam Hussein, was inspired by the true story of a young boy growing up in Iraq under the first Gulf war.
It was co-written with Ali Fadhil, a translator in the trial of Saddam Hussein whose childhood inspired the book.