Lesson 10

Center Day 2

Lesson Purpose

The purpose of this lesson is for students to add and subtract within 10.

Lesson Narrative

Students revisit a center from kindergarten focused on making 10. After all students spend some time on this center, they then have a choice of different previously introduced centers. All centers focus on adding or subtracting within 10.
  • Representation
  • MLR8

Learning Goals

Teacher Facing

  • Add and subtract within 10.

Student Facing

  • Let’s add and subtract.

Required Materials

Materials to Gather

Materials to Copy

  • What's Behind My Back Stage 2 Recording Sheet Grade 1

Required Preparation

Activity 1:

  • Each group of 2 needs 10 connecting cubes.

Activity 2:

  • Gather materials from previous centers:
    • What’s Behind My Back, Stage 2
    • Five in a Row: Addition and Subtraction, Stages 1 and 2
    • Check it Off, Stages 1 and 2
    • Find the Pair, Stage 2

CCSS Standards

Building On


Building Towards

Lesson Timeline

Warm-up 10 min
Activity 1 20 min
Activity 2 20 min
Lesson Synthesis 10 min

Teacher Reflection Questions

Reflect on what you saw and heard as students worked in centers today. Whose ideas were heard, valued, and accepted? How can you adjust the group structure or norms during the next center time to ensure each student’s ideas are a part of the collective learning?

Print Formatted Materials

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Student Task Statements pdf docx
Lesson Cover Page pdf docx
Teacher Guide Log In
Teacher Presentation Materials pdf docx
Blackline Masters zip

Additional Resources

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