"[Napoleon's] disappearance adds an unexpected element of mystery to the narrative, which conveys a certain amount of information along with a vibrant attitude toward learning, an appreciation for the children's varied personalities, and a wry sense of humor."
—Booklist

"As always, the story is full of spot-on dialogue that captures every enthusiastic remark or bashful comment added by these winning second graders. It combines with a compelling story structure that is not only highly readable, but entertainingly informative."
—Kirkus

"A great choice for beginning chapter-book readers."
—School Library Journal

"With apt jokes, recognizable classroom curriculum, and comfortably familiar characters, not to mention sly jabs at censorship, Lowry's Gooney Bird and her skeletal adventures will satisfy readers who appreciate a humerus tale."
—Bulletin for the Center of Children's Books