Scooby-Doo! a subtraction mystery

By Mark Weakland, Scott Gross, Terry Flaherty

Subjects: Juvenile literature, Doughnuts, Subtraction, Arithmetic, juvenile literature, Juvenile fiction, Arithmetic, Scooby-Doo (Fictional character), Scooby-Doo (Fictitious character)

Description: "The popular Scooby-Doo and the Mystery Inc. gang teach kids all about subtraction"--