When a child is too full of questions about the world to go to sleep, her patient father offers up increasingly creative responses to his child's nighttime wonderings.

Mac Barnett is a renowned author of children's books. His books have been translated into more than 30 languages and have sold over two million copies worldwide. His illustrated albums have twice won the Caldecott Medal: once in collaboration with John Klassen (Sam & Dave Dig a Hole, who also won the EB White Read Aloud Award) and once for his book Extra Yarn, which also earned the Boston Award. Globe-Horn Book. Isabelle Arsenault is a celebrated children's album illustrator whose work has earned international awards and critical acclaim. Her graphic novels include Jane, the Fox and Me, and Louis Undercover, in collaboration with Fanny Britt; Spork and Virginia Wolf, in collaboration with Kyo Maclear. In addition, she illustrated the 2017 Ragazzi Award winning novel from Bologna, Cloth Lullaby. The poetry expressed in Isabelle's illustrations and the subtle flow of her lines has elevated her as one of the best and most esteemed Québec illustrators.