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. Stuart shows kids that they use math every day—to share a pizza;spend their allowance;and even sort socks. And kids start to see the fun in math!
Common Core Alignment:
1.OA.D.7 Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false.