Betsy Franco

Betsy Franco is the award-winning author of more than eighty books for children, including Messing Around on the Monkey Bars and Other School Poems for Two Voices, Mathematickles!, Zero Is the Leaves on the Trees, Pond Circle, and other titles that explore math and science through poetry. She lives in California.

Priscilla Tey is a graduate of the Rhode Island School of Design and the author-illustrator of In-Between Things and Twitchy Witchy Itch. She lives in Singapore.