Center	Stage	Lessons *♦	Activities *♦
Get Your Numbers in Order (1-5)	Stage 2: 3-Digit Numbers 💻		A5.2
Number Line Scoot (2-4)	Stage 1: Twos, Fives, and Tens 💻	A1, A2
Greatest of Them All/Least of Them All (1-5)	Stage 2: 3-Digit Numbers 💻		A5.2
Mystery Number (1-5)	Stage 2: 3-Digit Numbers 💻		A5.2
Five in a Row: Addition and Subtraction (1-3)	Stage 6: Add within 100, with Composing 💻	A3, A4	A5.2
	Stage 7: Add within 1,000 without Composing 💻	B6, B7, B8, B9, B10	A5.1, A5.2, B11.2, C18.2
	Stage 8: Add within 1,000, with Composing 💻	C12, C13, C14, C19	B11.2, C18.2
How Close? (1-5)	Stage 3: Add to 100 💻	A3, A4, B6
How Close? (1-5)	Stage 4: Add to 1,000 💻	C12, C13, C14, C19	B11.1, B11.2, C18.2
Jump the Line (2-5)	Stage 1: Add and Subtract within 100 💻	A1, A2
Number Puzzles: Addition and Subtraction (1-4)	Stage 4: Within 100, with Composing 💻	B7, B8, B9, B10, C15, C16, C17
Target Numbers (1-5)	Stage 5: Subtract Two-Digit Numbers 💻	C15, C16, C17
	Stage 6: Add Hundreds, Tens, and Ones 💻	C19	C18.1, C18.2
	Stage 7: Subtract Hundreds, Tens, or Ones 💻	C19	C18.2

💻 indicates center stages that are digital and can be assigned to students through the ILC.

* Bold font indicates addressing centers and regular font indicates supporting centers

♦ Activities are either referred to by section and lesson (e.g., A1 is Section A Lesson 1), or section, lesson, and activity (e.g., A1.1 refers to Section A, Lesson 1, Activity 1)

2.7 Center Summary