The purpose of this activity is for students to choose from activities that offer practice working with tens and ones. Students choose from any of the previously introduced stages of the listed centers. They are encouraged to choose the center that will be most helpful at this time.

• Grab and Count
• Counting Collections
• Five in a Row
• Check It Off

• “Han está jugando ‘Márcalo’. Él escoge los números 70 y 20. ¿Qué números puede marcar?” // “Han is playing Check It Off. He picks the numbers 70 and 20. What numbers can he check off?” (50 or 90)

The purpose of this activity is for students to choose from activities that offer practice adding and subtracting within 20. Students choose from any of the previously introduced stages of the listed centers. They are encouraged to choose the center that will be most helpful for them at this time.

• How Close?
• Number Puzzles
• Shake and Spill

• Display 8, 4, 1, 7, 5.
• “Priya está jugando ‘Qué tan cerca’. Va a escoger 3 números. ¿Cuáles debería escoger para acercarse a 20?” // “Priya is playing How Close. Which 3 numbers should she choose to get close to 20?”