"This edition is published by arrangement with Booklife Publishing"--Title page verso.
Summary:
"Superheroes--and math--to the rescue! Young readers are introduced to ten heroes with . . . powers to match the many dangers they face in this . . . volume, such as three scary snowmen, eight trapdoors, and ten threatening storm clouds . . . they'll practice counting in each number-oriented rescue situation"--Publisher.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.