by Joan Holub; illustrated by John O'Brien. by Megan Stine; illustrated by John O'Brien. by Joan Holub; illustrated by Anna DiVito. by Bonnie Bader; illustrated by John O'Brien. by Gail Herman; illustrated by John O'Brien. by True Kelley; illustrated by John O'Brien. by Avery Reed; illustrated by John O'Brien. by Joan Holub; illustrated by Ted Hammond. by Jim O'Connor; illustrated by John O'Brien. by Geoff Edgers; illustrated by John O'Brien.