Lesson 21 Center Day 3
Let’s play games where we add and subtract.
Warm-up What Do You Know About …?
What do you know about 20?
Activity 1 Introduce How Close? Add to 20
We are going to learn a game called How Close? Add to 20. Let’s play the first round together.
Activity 2 Introduce Five in a Row, Add 7, 8, or 9
We are going to learn a new way to play Five in a Row.