3rd Grade

Week 1: Area and Perimeter

CA Common Core Standards: Measurement and Data
Geometric measurement: understand concepts of area and relate area to multiplication and to addition.For more detail, go to the COVER PAGE for this unit. |

WEEK 1 AT-A-GLANCE

**Day 1**: Finding Area (__Investigations__, Unit 5, Session 3.1A)**Introduction****Day 2:**Perimeter and Area Practice (__Math Expressions__, Unit 6, Lesson 5)**Practice****Day 3:**Tiling a Floor (__Sizing Up Measurement__, p. 68-72)**Rich Task****Day 4:**Side Lengths with Area and Perimeter (__Math Expressions__, Unit 6, Lesson 6)**Practice****Day 5:**Three Experiences to Help Students Uncover Foundational Area and Perimeter Relationships (The Perimeter Stays the Same, The Area Stays the Same, Perimeter with Cuisenaire Rods)**Exploration* -**good opportunity for students to wonder and pursue answers.*