Less Than Zero (MathStart 3)
Description:
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.
We're an Amazon Associate. We earn from qualifying purchases at Amazon and all stores listed here.
Want a Better Price Offer?
Set a price alert and get notified when the book starts selling at your price.
Want to Report a Pricing Issue?
Let us know about the pricing issue you've noticed so that we can fix it.