What’s missing?

What shapes could fill the empty space?

How do you know?

What do you notice that could help you?

1, 2, 3, 4, 5

Attending to and using structure

Equal means the same

Relating part and whole

Sorting, organizing, and using attributes

Composing and decomposing with shapes

After the class has discussed the questions above, you can extend this activity by posing the following task:

If students have access to pattern blocks: Design your own What’s Missing puzzle and take a photo for others to solve.