Overview
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 numbersThe book, Less Than Zero [Bu...The book, Less Than Zero [Bulk, Wholesale, Quantity] ISBN# 9780060001261 in Paperback by Murphy, Stuart J. may be ordered in bulk quantities. Minimum starts at 25 copies. Availability based on publisher status and quantity being ordered.
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