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| Factors and Multiples |
| Lesson 1.1: Playing the Factor Game |
| Lesson 1.2: Playing to Win |
| Lesson 1.3: The Product Game |
| Lesson 1.4: Rectangles and Factor Pairs |
| Lesson 2.1: Riding Ferris Wheels |
| Lesson 2.2: Looking at Cicada Cycles |
| Lesson 2.3: Bagging Snacks |
| Lesson 3.1: The Product Puzzle |
| Lesson 3.2: Finding the Longest Factor String |
| Lesson 3.3: Using Prime Factorizations |
| Lesson 3.4: Unraveling the Locker Problem |
| Lesson 4.1: Reasoning with Even and Odd Numbers |
| Lesson 4.2: Using the Distributive Property |
| Lesson 4.3: Ordering Operations |
| Lesson 4.4: Choosing an Operation |
| Ratios, Rational Numbers, and Equivalence |
| Lesson 1.1: Fundraising: Comparing with Fractions and Ratios |
| Lesson 1.2: Fundraising Thermometers |
| Lesson 1.3: Equivalent Fractions on the Line |
| Lesson 1.4: Measuring Progress |
| Lesson 1.5: Comparing Fundraising Goals |
| Lesson 2.1: Equal Shares |
| Lesson 2.2: Unequal Shares |
| Lesson 2.3: Making Comparisons with Rate Tables |
| Lesson 3.1: Extending the Number Line |
| Lesson 3.2: Estimating and Ordering Rational Numbers |
| Lesson 3.3: Sharing 100 Things |
| Lesson 3.4: Decimals on the Number Line |
| Lesson 3.5: Earthquake Relief |
| Lesson 4.1: Who is the Best? |
| Lesson 4.2: Genetic Traits |
| Lesson 4.3: The Art of Comparison |
| Understanding Fraction Operations |
| Lesson 1.1: Getting Close |
| Lesson 1.2: Estimating Sums and Differences |
| Lesson 1.3: Land Sections |
| Lesson 1.4: Visiting the Spice Shop |
| Lesson 2.1: How Much of the Pan Have We Sold? |
| Lesson 2.2: Modeling Multiplication Situations |
| Lesson 2.3: Changing Forms |
| Lesson 3.1: Preparing Food |
| Lesson 3.2: Into Pieces |
| Lesson 3.3: Sharing a Prize |
| Lesson 3.4: Examining Algorithms for Dividing Fractions |
| Lesson 4.1: Just the Facts |
| Lesson 4.2: Multiplication and Division Fact Families |
| Lesson 4.3: Becoming an Operations Sleuth |
| Two-Dimensional Measurement |
| Lesson 1.1: Designing Bumper Car Rides |
| Lesson 1.2: Building Storm Shelters |
| Lesson 1.3: Fencing in Spaces |
| Lesson 2.1: Triangles on Grids |
| Lesson 2.2: More Triangles |
| Lesson 2.3: Making Families of Triangles |
| Lesson 2.4: Designing Triangles Under Constraints |
| Lesson 3.1: Parallelograms and Triangles |
| Lesson 3.2: Making Families of Parallelograms |
| Lesson 3.3: Designing Parallelograms Under Constraints |
| Lesson 3.4: Polygons on Coordinate Grids |
| Lesson 4.1: Making Rectangular Boxes |
| Lesson 4.2: Filling the Boxes |
| Lesson 4.3: Designing Gift Boxes |
| Computing with Decimals and Percents |
| Lesson 1.1: Out to Lunch |
| Lesson 1.2: Getting Close |
| Lesson 1.3: Take a Hike |
| Lesson 2.1: Getting Things in the Right Place |
| Lesson 2.2: What’s the Difference? |
| Lesson 2.3: Connecting Operations |
| Lesson 3.1: It’s Decimal Time(s) |
| Lesson 3.2: It Works Every Time |
| Lesson 3.3: How Many Times? |
| Lesson 3.4: Going the Long Way |
| Lesson 3.5: Challenging Cases |
| Lesson 4.1: What’s the Tax on this Item? |
| Lesson 4.2: Computing Tips |
| Lesson 4.3: Percent Discounts |
| Lesson 4.4: Putting Operations Together |
| Focus on Algebra |
| Lesson 1.1: Getting Ready to Ride |
| Lesson 1.2: From Atlantic City to Lewes |
| Lesson 1.3: From Lewes to Chincoteague Island |
| Lesson 1.4: From Chincoteague to Colonial Williamsburg |
| Lesson 2.1: Renting Bicycles |
| Lesson 2.2: Finding Customers |
| Lesson 2.3: Predicting Profits |
| Lesson 2.4: What’s the Story? |
| Lesson 3.1: Visit to Wild World |
| Lesson 3.2: Moving, Texting, and Measuring |
| Lesson 3.3: Group Discounts and a Bonus Card |
| Lesson 3.4: Getting the Calculation Right |
| Lesson 4.1: Taking the Plunge |
| Lesson 4.2: More Than One Way to Say It |
| Lesson 4.3: Putting it All Together |
| Lesson 4.4: Finding the Unknown Value |
| Lesson 4.5: It’s Not Always Equal |
| Statistics and Data Analysis |
| Lesson 1.1: How Many Letters Are in a Name? |
| Lesson 1.2: Describing Name Lengths |
| Lesson 1.3: Describing Name Lengths |
| Lesson 2.1: What’s a Mean Household Size? |
| Lesson 2.2: Comparing Distributions With the Same Mean |
| Lesson 2.3: Making Choices |
| Lesson 2.4: Who Else Is In Your Household? |
| Lesson 3.1: Estimating Cereal Serving Sizes |
| Lesson 3.2: Connecting Cereal Shelf Location and Sugar Content |
| Lesson 3.3: Is It Worth the Wait? |
| Lesson 4.1: Traveling to School |
| Lesson 4.2: Jumping Rope |
| Lesson 4.3: How Much Taller is a 6th Grader Than a 2nd Grader? |