Lesson 2
Make and Break Apart Pattern Block Designs
Lesson Purpose
The purpose of this lesson is for students to compose and decompose
numbers up to 9 in more than 1 way.
Lesson Narrative
In a previous unit, students made designs with pattern blocks and counted
how many of each pattern block they used. In this lesson, students make and share a design with
the same total number of pattern blocks but different numbers of individual pattern blocks.
- Representation
- MLR8
Activity 2: Han’s Pattern Block Design
Learning Goals
Teacher Facing
-
Compose and decompose numbers up to 9.
Student Facing
- Let’s make and break apart pattern block designs.
Required Materials
Materials to Gather
Required Preparation
Activity 3:
- Gather materials from:
- Check It Off, Stage 1
- Find the Value of Expressions, Stage 1
- Bingo, Stages 1–3
- Shake and Spill, Stages 1–3
CCSS Standards
Addressing
Lesson Timeline
| Warm-up | 10 min |
| Activity 1 | 10 min |
| Activity 2 | 10 min |
| Activity 3 | 20 min |
| Lesson Synthesis | 10 min |
| Cool-down | 0 min |
Teacher Reflection Questions
Identify who has been sharing their ideas in class lately. Make a note of
students whose ideas have not been shared and look for an opportunity for them to share their
thinking in tomorrow’s lesson.