About your heart.
By: Illustrated by Angeline Culfogienis.
Contributors: Culfogienis, Angie, illus.
Series: Let's-try-it-out
Publisher: McGraw-Hill
Published: 1974
Place of publication: New York
Language: eng
Number of pages: 38
Subjects: Heart -- Juvenile literature.; Heart.
Description: Describes the human heart, how it works, and how blood circulates in the body. Suggests projects to help the reader learn more about his heart.