Becker, Helaine,

Counting on Katherine / Helaine Becker ; illustrated by Dow Phumiruk. - First edition. - 1 volume (unpaged) : color illustrations ; 29 cm

"Christy Ottaviano books."

Includes bibliographical references.

Ages 5-9.

ISBN: 9781250137524 (hardcover)

LCCN: 2017042623

Subjects--Topical Terms:
Mathematicians
African American women mathematicians
Women mathematicians

LC Class. No.: QA29.J64 / B43 2018

Dewey Class. No.: 510.92 B