Twelve-year-old Derek wants to train his pet monkey to help Umberto, a new student who uses a wheelchair, but Umberto would rather steal Derek's cartoon ideas.

860L Lexile|||juvenile

Janet Tashjian ; with cartoons by Jake Tashjian.

Baker & Taylor, 7/2013.

"Christy Ottaviano books."

Accelerated Reader AR MG 5.3 4 159175.