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| Unit 1: Math Is… |
| Lesson 1-1: Math Is Mine |
| Lesson 1-2: Math Is Exploring and Thinking |
| Lesson 1-3: Math Is In My World |
| Lesson 1-4: Math Is Explaining and Sharing |
| Lesson 1-5: Math Is Finding Patterns |
| Lesson 1-6: Math Is Ours |
| Unit 2: Use Place Value to Fluently Add and Subtract within 1,000 |
| Lesson 2-1: Represent 4-Digit Numbers |
| Lesson 2-2: Round Multi-Digit Numbers |
| Lesson 2-3: Estimate Sums and Differences |
| Lesson 2-4: Use Addition Properties to Add |
| Lesson 2-5: Addition Patterns |
| Lesson 2-6: Use Partial Sums to Add |
| Lesson 2-7: Decompose to Subtract |
| Lesson 2-8: Adjust Numbers to Add or Subtract |
| Lesson 2-9: Use Addition to Subtract |
| Lesson 2-10: Fluently Add within 1,000 |
| Lesson 2-11: Fluently Subtract within 1,000 |
| Lesson 2-12: Solve Two-Step Problems Involving Addition and Subtraction |
| Unit 3: Multiplication and Division |
| Lesson 3-1: Understand Equal Groups |
| Lesson 3-2: Use Arrays to Multiply |
| Lesson 3-3: Understand the Commutative Property of Multiplication |
| Lesson 3-4: Understand Equal Sharing |
| Lesson 3-5: Understand Equal Grouping |
| Lesson 3-6: Relate Multiplication and Division |
| Lesson 3-7: Find the Unknown |
| Unit 4: Use Patterns to Multiply by 0, 1, 2, 5, and 10 |
| Lesson 4-1: Use Patterns to Multiply by 2 |
| Lesson 4-2: Use Patterns to Multiply by 5 |
| Lesson 4-3: Use Patterns to Multiply by 10 |
| Lesson 4-4: Use Patterns to Multiply by 1 and 0 |
| Lesson 4-5: Multiply Fluently by 0, 1, 2, 5, and 10 |
| Lesson 4-6: Solve Problems Involving Equal Groups |
| Unit 5: Use Properties to Multiply by 3, 4, 6, 7, 8, and 9 |
| Lesson 5-1: Understand the Distributive Property |
| Lesson 5-2: Use Properties to Multiply by 3 |
| Lesson 5-3: Use Properties to Multiply by 4 |
| Lesson 5-4: Use Properties to Multiply by 6 |
| Lesson 5-5: Use Properties to Multiply by 8 |
| Lesson 5-6: Use Properties to Multiply by 7 and 9 |
| Lesson 5-7 Solve Problems Using Arrays |
| Unit 6: Connect Area and Multiplication |
| Lesson 6-1: Understand Area |
| Lesson 6-2: Count Unit Squares to Determine Area |
| Lesson 6-3: Use Multiplication to Determine Area |
| Lesson 6-4: Determine the Area of a Composite Figure |
| Lesson 6-5: Use the Distributive Property to Determine Area |
| Lesson 6-6: Solve Area Problems |
| Unit 7: Fractions |
| Lesson 7-1: Partition Shapes into Equal Parts |
| Lesson 7-2: Understand Fractions |
| Lesson 7-3: Represent Fractions on a Number Line |
| Lesson 7-4: Represent One Whole as a Fraction |
| Lesson 7-5: Represent Whole Numbers as Fractions |
| Lesson 7-6: Represent a Fraction Greater Than One on a Number Line |
| Unit 8: Fraction Equivalence and Comparison |
| Lesson 8-1: Understand Equivalent Fractions |
| Lesson 8-2: Represent Equivalent Fractions |
| Lesson 8-3: Represent Equivalent Fractions on a Number Line |
| Lesson 8-4: Understand Fractions of Different Wholes |
| Lesson 8-5: Compare Fractions with the Same Denominator |
| Lesson 8-6: Compare Fractions with the Same Numerator |
| Lesson 8-7: Compare Fractions |
| Unit 9: Use Multiplication to Divide |
| Lesson 9-1: Use Multiplication to Solve Division Equations |
| Lesson 9-2: Divide by 2 |
| Lesson 9-3: Divide by 5 and 10 |
| Lesson 9-4: Understand Division with 1 and 0 |
| Lesson 9-5: Divide by 3 and 6 |
| Lesson 9-6: Divide by 4 and 8 |
| Lesson 9-7: Divide by 9 |
| Lesson 9-8: Divide by 7 |
| Lesson 9-9: Multiply and Divide Fluently within 100 |
| Unit 10: Use Properties and Strategies to Multiply and Divide |
| Lesson 10-1: Patterns with Multiples of 10 |
| Lesson 10-2: More Multiplication Patterns |
| Lesson 10-3: Understand the Associative Property |
| Lesson 10-4: Two-Step Problems Involving Multiplication and Division |
| Lesson 10-5: Solve Two-Step Problems |
| Lesson 10-6: Explain the Reasonableness of a Solution |
| Unit 11: Perimeter |
| Lesson 11-1: Understand Perimeter |
| Lesson 11-2: Determine Perimeter of Figures |
| Lesson 11-3: Determine an Unknown Side Length |
| Lesson 11-4: Solve Problems Involving Area and Perimeter |
| Lesson 11-5: Solve Problems Involving Measurement |
| Unit 12: Measurement and Data |
| Lesson 12-1: Measure Liquid Volume |
| Lesson 12-2: Estimate and Solve Problems with Liquid Volume |
| Lesson 12-3: Measure Mass |
| Lesson 12-4: Estimate and Solve Problems with Mass |
| Lesson 12-5: Tell Time to the Nearest Minute |
| Lesson 12-6: Solve Problems Involving Time |
| Lesson 12-7: Understand Scaled Picture Graphs |
| Lesson 12-8: Understand Scaled Bar Graphs |
| Lesson 12-9: Solve Problems Involving Scaled Graphs |
| Lesson 12-10: Measure to Halves or Fourths of an Inch |
| Lesson 12-11: Show Measurement Data on a Line Plot |
| Unit 13: Describe and Analyze 2-Dimensional Shapes |
| Lesson 13-1: Describe and Classify Polygons |
| Lesson 13-2: Describe Quadrilaterals |
| Lesson 13-3: Classify Quadrilaterals |
| Lesson 13-4: Draw Quadrilaterals with Specific Attributes |