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Less Than Zero (Mathstart)
Less Than Zero - Mathstart
Author: Stuart J. Murphy
Perry the Penguin needs 9 clams to buy an ice scooter -- but he's not very good at saving. As Perry earns, spends, finds, loses, and borrows clams, a simple line graph demonstrates the concept of negative numbers.
ISBN-13: 9781442007765
ISBN-10: 1442007761
Publication Date: 4/9/2009
Pages: 33
Edition: Reprint
Reading Level: Ages 4-8
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Book Type: Library Binding
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