The shark swimathon
By: by Stuart Murphy ; illustrated by Lynne Cravath.
Contributors: Cravath, Lynne Woodcock, ill.
Edition: 1st ed.
Series: MathStart
Publisher: HarperCollins
Published: 2001
Place of publication: New York
Language: eng
Number of pages: 32
Subjects: Subtraction -- Juvenile literature; Subtraction
Genres: Juvenile literature.
Description: As members of a swim team do laps to qualify for swim camp, readers can practice subtracting two-digit numbers to see how many laps are left to go.
Notes: "Ages 7 up"--P. [4] of cover.
"Subtracting two-digit numbers."
"Level 3."