My Book of Simple Subtraction (Kumon Workbooks)
Publisher: Kumon Publishing North America
Published: October 6, 2005
Language: eng
Format: Paperback
Number of pages: 80
ISBN-13: 9781933241067
Subjects: Mathematics - Arithmetic; Juvenile Nonfiction; Children's Books/Ages 4-8 Nonfiction; Children: Grades 1-2; Study Aids - Workbooks; Concepts - Counting & Numbers