by Bonnie Bader; illustrated by David Groff. by Stephanie Spinner; illustrated by David Groff. by Bonnie Bader; illustrated by Nancy Harrison. by Bonnie Bader; illustrated by John O'Brien. by Megan Stine; Illustrated by David Groff. by Nico Medina; illustrated by David Groff. by Jim Gigliotti; illustrated by David Groff. by Bonnie Bader; illustrated by Joseph J.M. Qiu. by Andrea Beaty ; illustrated by David Roberts. by Bonnie Worth ; illustrated by Steve Haefele.