L1: Introducing Think Math!
L2: Examining Two-Dimensional Figures
L3: Sorting by Attributes
L4: Sorting by More Than One Attribute
L5: Couting Differences
L6: Repeating and Growing Patterns
L7: Problem Solving Strategy and Test Prep
Chapter 2: Number Lines and Time
L1: Introducing the Number Line
L2: Jumping on the Number Line
L3: Recording Jumps as Addition and Subtraction
L5: Comparing Numbers and Quantities
L7: Investigating Time and Events
L8: Telling Time to the Hour
L9: Ordinal Numbers and the Calendar
L10: Problem Solving Strategy and Test Prep
Chapter 3: Skip-Counting and Money
L1: Introducing the Penny
L2: Counting with Groups
L3: Introducing the Nickel
L4: Counting Money
L5: Making Amounts in Different Ways
L6: Problem Solving Strategy and Test Prep
Chapter 4: Exporing Addition and Subtraction
L1: Introducing the Cross Number Puzzle
L2: Using the Cross Number Puzzle
L4: Practice with Cross Number Puzzles
L5: Sums of 10
L7: Subtraction Stories
L8: Chap 4 Problem Solving Strategy and Test Prep
Chapter 5: Working with Tens
L1: Ten and Some More
L2: Lots of Tens and Some More
L3: Using Dimes and Pennies
L4: Tens and Time
L5: Tens on the Number Line
L6: Using the Number Line to Solve Problems
L7: Modeling Numbers Different Ways
L8: Chap 5 Problem Solving Strategy and Test Prep
Chapter 6: Data and Probability
L1: Collecting and Tallying Data
L2: Making Graphs with Objects and Pictures
L3: Making Graphs with Pictures and Symbols
L4: Bar Graphs and Probability
L5: Investigating Probability
L6: Chap 6 Problem Solving Strategy and Test Prep
Chapter 7: Working with Larger Numbers
L1: Identifying Rules
L2: Identifying Rules with Larger Numbers
L3: Adding Ten on the Number Line Hotel
L4: Subtracting Ten on the Number Line
L5: Adding and Subtracting with Larger Numbers
L6: Modeling Numbers to 99
L7: Numbers to 100 and Beyond
L8: Connecting Numbers and Words
L9: Introducing the Quarter
L10: Chap 7 Problem Solving Strategy and Test Prep
Chapter 8: Doubling, Halving and Fractions
L1: Mirrors and Folding
L3: Sharing to Find Half
L4: Exploring One Half
L5: Wholes and Halves
L6: Halfway Between Whole Numbers
L7: Half of Half
L8: Thirds
L9: Chap 8 Problem Solving Strategy and Test Prep
Chapter 9: Modeling Additon and Subtraction
L1: Exploring Addition with Cuisinaire Rods
L3: Exploring Input/Output Tables
L4: Using Input/Output Tables
L5: Making Fact Families
L6: Fact Families and Stair-Step Numbers
L7: Connecting Stories and Fact Families
L8: Two-Sentence Fact Families
L9: Chap 9 Problem Solving Strategy and Test Prep
Chapter 10: Maps, Grids and Geometric Figures
L1: Exploring Lines and Intersections
L2: Drawing Lines and Intersections
L3: Exploring Direction on a Map
L4: Finding and Following Paths on a Grid
L5: Paths and Figures on a Grid
L6: Exploring Symmetry
L7: Connecting Points to Make Figures
L8: Investigating Rectangles
L9: Recording and Graphing
L10: Finding COngruent Figures
L11: Exploring Three-Dimensional Figures
L12: Chap 10 Problem Solving Strategy and Test Prep
Chapter 11: Comparing Numbers, Temperatures and Weights
L1: Comparing Groups
L2: Comparing Numbers and Temperature
L3: Using Place Value to Compare Numbers
L6: Comparing and Ordering Weights
L4: Ordering Numbers
L5: Changing Both Sides of a Sentence
L7: Changing Both Pans of a Balance
L8: Chap 11 Problem Solving Strategy and Test Prep
Chapter 12: Length, Area and Capacity
L1: Measuring Length with Nonstandard Units
L2: Comparing and Ordering Lengths
L3: Measuring with a Centimeter Ruler
L4: Measuring with an Inch Ruler
L5: Comparing Figures by Size
L6: Exploring Area
L7: Finding Area on a Grid
L8: Comparing Areas
L9: Measuring Boxes and Rectangles
L10: Measuring Boxes and Rectangles
L11: Measuring Capacity with Standard Units
L12: Chap 12 Problem Solving Strategy and Test Prep
Chapter 13: Making and Breaking Numbers
L1: Odd or Even?
L1: Making Numbers as Sums of 1, 2, 4 and 8
L3: Combining Triangular Numbers
L4: Bigger Cross Number Puzzles
L5: Using Rods to Solve Problems
L6: Solving Riddles
L7: Making 16
L8: Sum Code
L9: Sum to 20
Chapter 14: Extending Addition and Subtraction
L3: Solving Problems
L4: Writing Subtraction Stories
L5: More Problems to Solve
L6: Change from a Dollar
L7: Making Reasonable Stories
L8: Solving Puzzles with Many Solutions
Chapter 15: Exploring Rules and Patterns
L1: Using Rules to Solve Riddles
L2: Sorting Rules
L3: Undoing Rules
L4: Rules with More Than One Input
L5: Converting Units