by Dr. Robert T. Bakker ; illustrated by Luis V. Rey. by Roberta Edwards; illustrated by True Kelley. by Kirsten Mayer ; illustrated by Tim Foley. by Roberta Edwards; illustrated by John O'Brien. by L. Frank Baum ; illustrated by Kriss Sison. by Dina Anastasio; illustrated by Tim Foley. by Megan Stine; illustrated by Tim Foley. by Barbara Kramer; illustrated by Dede Putra. by Bob Neer ; illustrated by Joe Lee. by Bonnie Bader; illustrated by David Groff.