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| Unit 1: Ways to Add and Subtract |
| Module 1 – Addition Strategies |
| Lesson 1: Represent Addition |
| Lesson 2: Count On |
| Lesson 3: Add 10 and More |
| Lesson 4: Make a 10 to Add |
| Lesson 5: Add Doubles |
| Lesson 6: Use Known Sums to Add |
| Lesson 7: Choose a Strategy to Add |
| Module 2 – Subtraction Strategies |
| Lesson 1: Represent Subtraction |
| Lesson 2: Count Back |
| Lesson 3: Count On to Subtract |
| Lesson 4: Add to Subtract |
| Lesson 5: Use 10 to Subtract |
| Lesson 6: Choose a Strategy to Subtract |
| Module 3 – Properties of Operations |
| Lesson 1: Represent Addition in Any Order |
| Lesson 2: Add in Any Order |
| Lesson 3: Represent Addition of 3 Numbers |
| Lesson 4: Add 3 Numbers |
| Lesson 5: Add 3 Numbers to Solve Problems |
| Lesson 6: Determine Equal and Not Equal |
| Lesson 7: Develop Fluency in Addition |
| Module 4 – Apply the Addition and Subtraction Relationship |
| Lesson 1: Think Addition to Subtract |
| Lesson 2: Represent Related Facts |
| Lesson 3: Identify Related Facts |
| Lesson 4: Use Addition to Check Subtraction |
| Lesson 5: Use Subtraction to Find an Unknown Addend |
| Lesson 6: Solve for the Unknown Addend |
| Lesson 7: Develop Fluency in Subtraction |
| Unit 2: Addition and Subtraction Situations and Data |
| Module 5 – Understand Add To and Take From Problems |
| Lesson 1: Represent Result Unknown Problems with Objects and Drawings |
| Lesson 2: Represent Change Unknown Problems with Objects and Drawings |
| Lesson 3: Represent Start Unknown Problems with Objects and Drawings |
| Lesson 4: Solve Add To and Take From Problems |
| Module 6 – Understand Put Together and Take Apart Problems |
| Lesson 1: Represent Total Unknown Problems with Objects and Drawings |
| Lesson 2: Represent Both Addends Unknown Problems with Objects and Drawings |
| Lesson 3: Represent Addend Unknown Problems with Objects and Drawings |
| Lesson 4: Represent Total Unknown Problems with a Visual Model |
| Lesson 5: Represent Addend Unknown and Both Addends Unknown Problems with a Visual Model |
| Lesson 6: Solve Put Together and Take Apart Problems |
| Lesson 7: Solve Addition and Subtraction Problems |
| Module 7 – Understand Compare Problems |
| Lesson 1: Represent Difference Unknown Problems with Objects and Drawings |
| Lesson 2: Represent Bigger Unknown Problems with Objects and Drawings |
| Lesson 3: Represent Smaller Unknown Problems with Objects and Drawings |
| Lesson 4: Represent Difference Unknown Problems with a Visual Model |
| Lesson 5: Represent Bigger Unknown and Smaller Unknown Problems with a Visual Model |
| Lesson 6: Use Strategies to Solve Compare Problems |
| Lesson 7: Solve Addition and Subtraction Situations |
| Module 8 – Data |
| Lesson 1: Interpret Picture Graphs |
| Lesson 2: Represent Data with Picture Graphs |
| Lesson 3: Interpret Tally Charts |
| Lesson 4: Represent Data with Tally Charts |
| Lesson 5: Interpret Bar Graphs |
| Lesson 6: Represent Data with Bar Graphs |
| Lesson 7: Use Data to Solve Problems |
| Unit 3: Numbers to 120 |
| Module 9 – Understand Place Value |
| Lesson 1: Make Tens and Ones |
| Lesson 2: Understand Ten and Ones |
| Lesson 3: Make Tens |
| Module 10 – Count and Represent Numbers |
| Lesson 1: Count to 120 |
| Lesson 2: Represent Numbers as Tens and Ones with Objects |
| Lesson 3: Represent Numbers as Tens and Ones with Drawings |
| Lesson 4: Decompose Numbers in Different Ways |
| Lesson 5: Represent, Read, and Write Numbers from 100 to 110 |
| Lesson 6: Represent, Read, and Write Numbers from 110 to 120 |
| Module 11 – Compare Numbers |
| Lesson 1: Understand Greater Than |
| Lesson 2: Understand Less Than |
| Lesson 3: Use Symbols to Compare |
| Lesson 4: Compare Numbers |
| Unit 4: Addition and Subtraction in Base Ten |
| Module 12 – Understand Addition and Subtraction in Base Ten |
| Lesson 1: Represent Adding Tens |
| Lesson 2: Represent Subtracting Tens |
| Lesson 3: Add or Subtract Tens |
| Lesson 4: Use a Hundred Chart to Add |
| Lesson 5: Represent Addition with Tens and Ones |
| Lesson 6: Represent Make Ten to Add |
| Lesson 7: Represent Make Ten to Add with a Visual Model |
| Lesson 8: Use Mental Math to Find 10 Less and 10 More |
| Module 13 – Two-Digit Addition and Subtraction |
| Lesson 1: Use a Hundred Chart to Show Two-Digit Addition and Subtraction |
| Lesson 2: Understand and Explain Place Value Addition |
| Lesson 3: Understand and Explain Place Value Subtraction |
| Lesson 4: Solve Two-Digit Addition and Subtraction Problems |
| Lesson 5: Practice Facts to 20 |
| Lesson 6: Practice Two-Digit Addition and Subtraction |
| Unit 5: Geometry |
| Module 14 – Three-Dimensional Shapes |
| Lesson 1: Describe and Draw Three-Dimensional Shapes |
| Lesson 2: Compose Three-Dimensional Shapes |
| Lesson 3: Make New Three-Dimensional Shapes |
| Module 15 – Two-Dimensional Shapes |
| Lesson 1: Sort Two-Dimensional Shapes by Attribute |
| Lesson 2: Describe and Draw Two-Dimensional Shapes |
| Lesson 3: Compose Two-Dimensional Shapes |
| Lesson 4: Identify Composed Shapes |
| Lesson 5: Make New Two-Dimensional Shapes |
| Module 16 – Fraction Foundations |
| Lesson 1: Take Apart Two-Dimensional Shapes |
| Lesson 2: Identify Equal or Unequal Shares |
| Lesson 3: Partition Shapes into Halves |
| Lesson 4: Partition Shapes into Fourths |
| Unit 6: Measurement |
| Module 17 – Measure Length |
| Lesson 1: Order Length |
| Lesson 2: Use Indirect Measurement to Compare Length |
| Lesson 3: Use Nonstandard Units to Measure Length |
| Lesson 4: Make a Nonstandard Measuring Tool |
| Module 18 – Measure Time |
| Lesson 1: Understand Time to the Hour |
| Lesson 2: Understand Time to the Half Hour |
| Lesson 3: Tell Time to the Hour and Half Hour |
| Lesson 4: Practice Time to the Hour and Half Hour |