Contents

1. Section A: From Direct to Indirect Comparisons
1. Warm-up: Notice and Wonder: Pencils
2. 1.1: Is it Longer or Shorter?
3. 1.2: Order Objects
4. 1.3: Centers: Choice Time
1. Warm-up: Number Talk: Add within 100
2. 2.1: Which is Longer? Which is Shorter?
1. Warm-up: Notice and Wonder: More Pencils
2. 3.1: Mai and Clare Walk to School
3. 3.2: Will It Fit?
1. Warm-up: Number Talk: Use Tens to Add
2. 4.2: Centers: Choice Time
3. Section A Practice Problems
2. Section B: Measure by Iterating up to 120 Length Units
1. Warm-up: Notice and Wonder: Measure a Pencil
2. 5.3: Centers: Choice Time
1. Warm-up: Estimation Exploration: Length of the Desk
2. 6.2: Measure Our Workbook
3. 6.3: Measure Strips of Tape
1. Warm-up: Notice and Wonder: Large Cubes and Small Cubes
2. 7.1: Measure With Different Objects
3. 7.2: Measure the Teacher’s Shoe
1. 8.1: Long Lengths with Small Cubes
2. 8.2: Representations of Large Numbers
1. 9.1: Measure Animal Lengths
2. 9.2: Write Numbers to Represent Animal Lengths
1. Warm-up: True or False: Adding within 100
2. 10.2: Centers: Choice Time
3. Section B Practice Problems
3. Section C: All Kinds of Story Problems
1. Warm-up: Notice and Wonder: Length of a Shoe
2. 11.1: The Length of Our Shoes
3. 11.2: Shoe Stories
1. Warm-up: Notice and Wonder: 6, 8, and 14
2. 12.1: Friendship Bracelets
3. 12.2: Same Bracelets, Different Story
1. Warm-up: Number Talk: Add 2 Two-digit Numbers
2. 13.1: How Many to Start?
3. 13.2: One Representation, Three Stories
1. Warm-up: Which One Doesn’t Belong: Equations
2. 14.2: Stories and Equations
1. Warm-up: Estimation Exploration: Paper Cranes
2. 15.1: Story Problems about Origami
3. 15.2: Gallery Walk: Write Equations
4. Section C Summary
1. Warm-up: Number Talk: Add 20 and 1
2. 16.2: Centers: Choice Time
1. Warm-up: Notice and Wonder: Puppies and Tulips
2. 17.1: Puppy and Tulip Stories
3. 17.2: Act it Out
4. Section C Practice Problems
4. Glossary
5. Citations
6. Notes
7. Notes
8. Section A: From Direct to Indirect Comparisons
1. Warm-up: Notice and Wonder: Pencils
2. 1.1: Is it Longer or Shorter?
3. 1.2: Order Objects
4. 1.3: Centers: Choice Time
1. Warm-up: Number Talk: Add within 100
2. 2.1: Which is Longer? Which is Shorter?
1. Warm-up: Notice and Wonder: More Pencils
2. 3.1: Mai and Clare Walk to School
3. 3.2: Will It Fit?
1. Warm-up: Number Talk: Use Tens to Add
2. 4.2: Centers: Choice Time
3. Section A Practice Problems
9. Section B: Measure by Iterating up to 120 Length Units
1. Warm-up: Notice and Wonder: Measure a Pencil
2. 5.3: Centers: Choice Time
1. Warm-up: Estimation Exploration: Length of the Desk
2. 6.2: Measure Our Workbook
3. 6.3: Measure Strips of Tape
1. Warm-up: Notice and Wonder: Large Cubes and Small Cubes
2. 7.1: Measure With Different Objects
3. 7.2: Measure the Teacher’s Shoe
1. 8.1: Long Lengths with Small Cubes
2. 8.2: Representations of Large Numbers
1. 9.1: Measure Animal Lengths
2. 9.2: Write Numbers to Represent Animal Lengths
1. Warm-up: True or False: Adding within 100
2. 10.2: Centers: Choice Time
3. Section B Practice Problems
10. Section C: All Kinds of Story Problems
1. Warm-up: Notice and Wonder: Length of a Shoe
2. 11.1: The Length of Our Shoes
3. 11.2: Shoe Stories
1. Warm-up: Notice and Wonder: 6, 8, and 14
2. 12.1: Friendship Bracelets
3. 12.2: Same Bracelets, Different Story
1. Warm-up: Number Talk: Add 2 Two-digit Numbers
2. 13.1: How Many to Start?
3. 13.2: One Representation, Three Stories
1. Warm-up: Which One Doesn’t Belong: Equations
2. 14.2: Stories and Equations
1. Warm-up: Estimation Exploration: Paper Cranes
2. 15.1: Story Problems about Origami
3. 15.2: Gallery Walk: Write Equations
4. Section C Summary
1. Warm-up: Number Talk: Add 20 and 1
2. 16.2: Centers: Choice Time
1. Warm-up: Notice and Wonder: Puppies and Tulips
2. 17.1: Puppy and Tulip Stories
3. 17.2: Act it Out
4. Section C Practice Problems
11. Glossary