Lesson 17

Center Day 3

Lesson Purpose

The purpose of this lesson is for students to work with shapes and addition and subtraction.

Lesson Narrative

In the first activity, students learn stage 2 of the Which One center, which was first introduced in kindergarten. In this new stage, students ask yes or no questions about shapes in order to identify the shape their partner chose. In the second activity, students choose from previously introduced centers focused on shapes or addition and subtraction.

Learning Goals

Teacher Facing

  • Add within 100.
  • Describe two-dimensional and three-dimensional shapes.
  • Subtract within 10.

Student Facing

  • Let’s work with shapes and numbers.

Required Materials

Materials to Gather

Materials to Copy

  • Which One Stage 2 Gameboard

Required Preparation

Activity 2:

Gather materials from previous centers:

  • Can You Draw It, Stage 1
  • Match Mine, Stage 2
  • Capture Squares, Stages 1 and 2
  • Target Numbers, Stages 1-3

CCSS Standards

Lesson Timeline

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

Teacher Reflection Questions

As students worked together today, where did you see evidence of the mathematical community established over the course of the school year? 

Print Formatted Materials

Teachers with a valid work email address can click here to register or sign in for free access to Cool Down, Teacher Guide, and PowerPoint materials.

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

Additional Resources

Google Slides Log In
PowerPoint Slides Log In