- 1.1: Which One Doesn’t Belong: Twos
- 1.2: Return of the Genie
- Are you ready for more?

- Lesson 1 Summary
- Glossary
- Lesson 1 Practice Problems

- 2.1: 100, 1, or \frac14{100} ?
- 2.2: Picture a Power of 10
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- Lesson 2 Summary
- Lesson 2 Practice Problems

- 3.1: Big Cube
- 3.2: Raising Powers of 10 to Another Power
- Are you ready for more?

- Lesson 3 Summary
- Glossary
- Lesson 3 Practice Problems

- 4.1: A Surprising One
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- 4.3: Zero Exponent
- 4.4: Making Millions
- Lesson 4 Summary
- Lesson 4 Practice Problems

- 5.1: Number Talk: What's That Exponent?
- 5.2: Negative Exponent Table
- Are you ready for more?

- Lesson 5 Summary
- Lesson 5 Practice Problems

- 6.1: True or False: Comparing Expressions with Exponents
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- 6.3: Exponent Rules with Bases Other than 10
- Lesson 6 Summary
- Lesson 6 Practice Problems

- 7.1: Which One Doesn’t Belong: Exponents
- 7.2: Exponent Rule Practice
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- Lesson 7 Summary
- Glossary
- Lesson 7 Practice Problems

- 8.1: Same Exponent, Different Base
- 8.2: Power of Products
- Are you ready for more?

- Lesson 8 Summary
- Lesson 8 Practice Problems

- 9.1: Thousand Million Billion Trillion
- 9.2: Base-ten Representations Matching
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- Lesson 9 Summary
- Lesson 9 Practice Problems

- 10.1: Labeling Tick Marks on a Number Line
- 10.2: Comparing Large Numbers with a Number Line
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- Lesson 10 Summary
- Lesson 10 Practice Problems

- 11.1: Small Numbers on a Number Line
- 11.2: Comparing Small Numbers on a Number Line
- 11.3: Atomic Scale
- Lesson 11 Summary
- Lesson 11 Practice Problems

- 12.1: What Information Do You Need?
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- 12.3: The “Science” of Scientific Notation
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- Lesson 12 Summary
- Glossary
- Lesson 12 Practice Problems

- 13.1: True or False: Equations
- 13.2: Biomass
- 13.3: Info Gap: Distances in the Solar System
- 13.4: Professions in the United States
- Lesson 13 Summary
- Lesson 13 Practice Problems

- 14.1: Number Talk: Non-zero Digits
- 14.2: Measuring the Planets
- Are you ready for more?

- 14.4: Old McDonald's Massive Farm
- Lesson 14 Summary
- Lesson 14 Practice Problems

- 15.1: Old Hardware, New Hardware
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- Lesson 1: Exponent Review
- Lesson 2: Multiplying Powers of Ten
- Lesson 3: Powers of Powers of 10
- Lesson 4: Dividing Powers of 10
- Lesson 5: Negative Exponents with Powers of 10
- Lesson 6: What about Other Bases?
- Lesson 7: Practice with Rational Bases
- Lesson 8: Combining Bases
- Lesson 9: Describing Large and Small Numbers Using Powers of 10
- Lesson 10: Representing Large Numbers on the Number Line
- Lesson 11: Representing Small Numbers on the Number Line
- Lesson 12: Applications of Arithmetic with Powers of 10
- Lesson 13: Multiplying, Dividing, and Estimating with Scientific Notation
- Lesson 14: Adding and Subtracting with Scientific Notation
- Lesson 15: Is a Smartphone Smart Enough to Go to the Moon?
- 1.1: Two Regions
- Are you ready for more?

- 1.3: Estimating Side Lengths from Areas
- 1.4: Making Squares
- Lesson 1 Summary
- Lesson 1 Practice Problems

- 2.1: Notice and Wonder: Intersecting Circles
- Are you ready for more?

- 2.3: The Sides and Areas of Tilted Squares
- Lesson 2 Summary
- Glossary
- Lesson 2 Practice Problems

- 3.1: Algebra Talk: Positive Solutions
- 3.2: Three Squares
- 3.3: Looking for a Solution
- Are you ready for more?

- Lesson 3 Summary
- Glossary
- Lesson 3 Practice Problems

- 4.1: Notice and Wonder: Diagonals
- 4.2: Squaring Lines
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- 4.4: Solutions on a Number Line
- Lesson 4 Summary
- Lesson 4 Practice Problems

- 5.1: Which One Doesn’t Belong: Triangles
- 5.2: A Table of Triangles
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- Lesson 5 Summary
- Glossary
- Lesson 5 Practice Problems

- 6.1: Notice and Wonder: A Square and Four Triangles
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- Are you ready for more?

- 6.4: A Transformational Proof
- Lesson 6 Summary
- Lesson 6 Practice Problems

- 7.1: The Hands of a Clock
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- 7.3: Calculating Legs of Right Triangles
- Lesson 7 Summary
- Lesson 7 Practice Problems

- 8.1: Closest Estimate: Square Roots
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- 8.3: Internal Dimensions
- Lesson 8 Summary
- Lesson 8 Practice Problems

- 9.1: Closest Distance
- 9.2: How Far Apart?
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- 9.4: Finding the Right Distance
- Lesson 9 Summary
- Lesson 9 Practice Problems

- 10.1: Ordering Squares and Cubes
- 10.2: Card Sort: Rooted in the Number Line
- 10.3: Cube Root Values
- Are you ready for more?

- Lesson 10 Summary
- Glossary
- Lesson 10 Practice Problems

- 11.1: Notice and Wonder: Shaded Bars
- 11.2: Halving the Length
- 11.3: Recalculating Rational Numbers
- Are you ready for more?

- Lesson 11 Summary
- Glossary
- Lesson 11 Practice Problems

- 12.1: Searching for Digits
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- 12.3: Some Numbers Are Not Rational
- Lesson 12 Summary
- Lesson 12 Practice Problems

- 13.1: Three Figures
- 13.2: A 4:3 Rectangle
- 13.3: The Screen Is the Same Size . . . Or Is It?

- Lesson 1: The Areas of Squares and Their Side Lengths
- Lesson 2: Side Lengths and Areas
- Lesson 3: Rational and Irrational Numbers
- Lesson 4: Square Roots on the Number Line
- Lesson 5: Finding Side Lengths of Triangles
- Lesson 6: A Proof of the Pythagorean Theorem
- Lesson 7: The Converse
- Lesson 8: Applications of the Pythagorean Theorem
- Lesson 9: Finding Distances in the Coordinate Plane
- Lesson 10: Edge Lengths, Volumes, and Cube Roots
- Lesson 11: Decimal Representations of Rational Numbers
- Lesson 12: Infinite Decimal Expansions
- Lesson 13: When Is the Same Size Not the Same Size?
- 1.1: Notice and Wonder: Polygon Patterns
- 1.2: Tessellations
- 1.3: Describing a Tessellation

- 2.1: Regular Tessellations
- 2.2: Equilateral Triangle Tessellation
- 2.3: Regular Tessellation for Other Polygons

- 3.1: Triangle Tessellations
- 3.2: Quadrilateral Tessellations
- 3.3: Pentagonal Tessellations

- Are you ready for more?

- 4.2: Health Claims

- 5.1: Introducing Spreadsheets
- 5.2: Cost per Serving

- 6.1: Are We Making Money?
- 6.2: Disposable or Reusable?

- Are you ready for more?

- 7.2: Cold Storage

- 8.1: How Old Are You?
- 8.2: A Heart Stoppingly Large Number
- 8.3: All the Hairs on Your Head

- 9.1: Tickets for the School Play
- 9.2: A Souvenir Stand
- 9.3: Jada Crochets a Scarf

- 10.1: Temperature Changes
- 10.2: Is Temperature a Function of Latitude?
- 10.3: Is There an Association Between Latitude and Temperature?

- 11.1: California Rain
- 11.2: Data Snooping
- 11.3: Temperature vs. Latitude

- 12.1: Using a Mathematical Model
- 12.2: Interpreting a Mathematical Model

- Glossary
- Image Attributions

- Notes
- Notes