I can use math to explain why I am right.
How can I use math to explain my work?
How can I use math to explain why others work is right or wrong?
How can I make my model better if it doesn't work?
I know how to use models to show and solve problems that happen every day.
Can I use a drawing, table or graph?
Can I write a number sentence?
What questions can I ask to understand others thinking?