California
Leveled Problem Solving

Chapter 1
- Lesson 1: Numbers and Number Parts to 10
- Lesson 2: Numbers and Number Parts to 20
- Lesson 3: Before, After, Between
- Lesson 4: Count Forward and Backward
- Lesson 5: Find a Pattern
Chapter 2
- Lesson 1: Numbers 11–19
- Lesson 2: Read and Write Numbers to 50
- Lesson 3: One More, One Less
- Lesson 4: Ten More, Ten Less
- Lesson 5: Create and Solve
Chapter 3
- Lesson 1: Break a Number into Parts
- Lesson 2: Model Addition
- Lesson 3: Draw to Add
- Lesson 4: Write Addition Sentences
- Lesson 5: Act It Out
Chapter 4
- Lesson 1: Read a Bar Graph
- Lesson 2: Ways to Make 9 and 10
- Lesson 3: Add In Vertical Form
- Lesson 4: Add With Zero
- Lesson 5: Fact Families
Chapter 5
- Lesson 1: Add in Any Order
- Lesson 2: Count On to Add
- Lesson 3: Use a Number Line to Add
- Lesson 4: Use Doubles to Add
- Lesson 5: Create and Solve
Chapter 6
- Lesson 1: Model Subtraction
- Lesson 2: Draw to Subtract
- Lesson 3: Subtract to Find a Part
- Lesson 4: Subtraction Number Sentences
- Lesson 5: Subtraction Stories
Chapter 7
- Lesson 1: Subtract from 7 and 8
- Lesson 2: Subtract from 9 and 10
- Lesson 3: Subtract in Vertical Form
- Lesson 4: Subtract All or None
- Lesson 5: Draw a Picture
Chapter 8
- Lesson 1: Count Back to Subtract
- Lesson 2: Use a number line to subtract
- Lesson 3: Use Addition to Subtract
- Lesson 4: Subtract to Compare
- Lesson 5: Write a Number Sentence
Chapter 9
- Lesson 1: Relate Addition and Subtraction
- Lesson 2: Fact Families
- Lesson 3: Use Addition to Help You Subtract
- Lesson 4: Check Subtraction with Addition
- Lesson 5: Choose the Operation
Chapter 10
- Lesson 1: Make a Tally Chart
- Lesson 2: Make and Read a Picture Graph
- Lesson 3: Make a Bar Graph
- Lesson 4: Read a Bar Graph
- Lesson 5: Use Graphs
Chapter 11
- Lesson 1: Sort Objects
- Lesson 2: Color Patterns
- Lesson 3: Shape and Size Patterns
- Lesson 4: Motion and Rhythmic Patterns
- Lesson 5: Translate Patterns
Chapter 12
- Lesson 1: Count Tens Through 90
- Lesson 2: One More, One Less
- Lesson 3: Ten More, Ten Less
- Lesson 4: Read and Write Numbers to 100
- Lesson 5: Reasonable Answers
Chapter 13
- Lesson 1: Count By Twos
- Lesson 2: Count By Fives
- Lesson 3: Count By Tens
- Lesson 4: Number Patterns
- Lesson 5: Find a Pattern
Chapter 14
- Lesson 1: Compare Numbers
- Lesson 2: Use Symbols to Compare Numbers
- Lesson 3: Use Estimation to Compare Numbers
- Lesson 4: Order Numbers
- Lesson 5: Create and Solve
Chapter 15
- Lesson 1: Count On to Add
- Lesson 2: Sums to 11
- Lesson 3: Sums to 12
- Lesson 4: Add Three Numbers
- Lesson 5: Missing Addends
- Lesson 6: Write a Number Sentence
Chapter 16
- Lesson 1: Hands On: Count Back to Subtract
- Lesson 2: Subtract from 11 and Less
- Lesson 3: Subtract from 12 and Less
- Lesson 4: Relate Addition and Subtraction
- Lesson 5: Make a Table
Chapter 17
- Lesson 1: Add Doubles
- Lesson 2: Doubles Plus One
- Lesson 3: Add with Ten
- Lesson 4: Make a 10 to Add
- Lesson 5: Add Three Numbers
- Lesson 6: Create and Solve
Chapter 18
- Lesson 1: Use Doubles to Subtract
- Lesson 2: Subtraction From 13 and 14
- Lesson 3: Subtraction From 15 and 16
- Lesson 4: Subtract From 17 Through 20
- Lesson 5: Choose the Operation
Chapter 19
- Lesson 1: Fact Families
- Lesson 2: Relate Addition and Subtraction Facts
- Lesson 3: Different Ways to Subtract
- Lesson 4: Comparison Problems
Chapter 20
- Lesson 1: Coin Values
- Lesson 2: Count Nickels
- Lesson 3: Count Nickels and Pennies
- Lesson 4: Count Dimes
- Lesson 5: Count Dimes and Pennies
- Lesson 6: Create and Solve
Chapter 21
- Lesson 1: Count Coins
- Lesson 2: Count Coins
- Lesson 3: Quarters and Equal Amounts
- Lesson 4: Make a List
Chapter 22
- Lesson 1: Order Events
- Lesson 2: Compare Time
- Lesson 3: Hour
- Lesson 4: Half Hour
- Lesson 5: Use a Table CA Standard
Chapter 23
- Lesson 1: Add a 2-Digit and a 1-Digit Number
- Lesson 2: Add 2-Digit and 1-Digit Numbers with Regrouping
- Lesson 3: Sums to 30
- Lesson 4: Guess and Check
Chapter 24
- Lesson 1: Model Addition to 50
- Lesson 2: Sums to 50
- Lesson 3: Model Addition to 100
- Lesson 4: Sums to 100
- Lesson 5: Find a pattern
Chapter 25
- Lesson 1: Subtract a 1-Digit Number from a 2-Digit Number
- Lesson 2: Subtract from Numbers to 50
- Lesson 3: Model Subtraction from Numbers to 100
- Lesson 4: Subtract from Numbers to 100
Chapter 26
- Lesson 1: Position Words
- Lesson 2: More Position Words
- Lesson 3: Plane Shapes
- Lesson 4: Sort Plane Shapes
- Lesson 5: Find a Pattern
Chapter 27
- Lesson 1: Sort Solid Shapes
- Lesson 2: Solid Shapes
- Lesson 3: Identify Faces of Solid Shapes
- Lesson 4: Make a Table
Chapter 28
- Lesson 1: Compare Length and Height
- Lesson 2: Nonstandard Units
- Lesson 3: Compare Weight
- Lesson 4: Compare Volume
- Lesson 5: Use a Graph