Once upon a Dime: A Math Adventure by Nancy K. Allen
	List Price:   $7.95 Unit Price:   $6.36 You Save:   $1.59 (20%) ISBN-10:   1570911614 ISBN-13:   9781570911613 Publisher:   Charlesbridge Publishing Series:   Math Adventures Ser. Category:   Math Books, Agriculture, Animals/Creatures Pub. Date:   March 2004 Pages:   32 Format:   Paperback Ages:   5 to 10
Subjects
CHILDREN
Description/Notes
Farmer Worth discovers that a special tree on his farm produces different kinds of money, depending on what animal fertilizer he uses. For organic farmer Truman Worth, money does grow on trees. Readers calculate the changing value of his crop.