Lesson 1: Read Numbers – 2 Activities Lesson 2: Compare Numbers – 2 Activities Lesson 3: Ordinal Numbers – 2 Activities Lesson 4: Count Numbers – 2 Activities Lesson 5: Place Value – 2 Activities Lesson 6: Compare with Place Value – 2 Activities Lesson 7: Count by Twos and Fives – 2 Activities Lesson 8: Odd and Even Numbers – 2 Activities Chapter Test: Number Sense

Lesson 1: Equal and Unequal Parts – 2 Activities Lesson 2: Halves and Fourths – 2 Activities Lesson 3: Thirds – 2 Activities Lesson 4: Equal Fractions – 2 Activities Chapter Test: Fractions

Lesson 1: Adding and Subtracting – 4 Activities Lesson 2: Place Value – 2 Activities Lesson 3: Equal Numbers – 2 Activities Lesson 4: One-digit Addition – 2 Activities Lesson 5: One-digit Subtraction – 2 Activities Lesson 6: Sum of Three Addends – 6 Activities Lesson 7: Two-digit Addition – 6 Activities Lesson 8: Zero as a Placeholder – 2 Activities Lesson 9: Addition and Subtraction Strategies – 7 Activities Lesson 10: One-Digit Word Problems – 2 Activities Lesson 11: Problem Solving Strategies – 2 Activities Lesson 12: Estimation Language – 2 Activities Lesson 13: Estimate – 3 Activities Chapter Test: Operations

Lesson 1: Coin Values – 2 Activities Lesson 2: Count Money – 2 Activities Lesson 3: Model Money Amounts – 2 Activities Lesson 4: Add and Subtract Money – 3 Activities Chapter Test: Money

Lesson 1: Sort Using One Attribute – 2 Activities Lesson 2: Sort Using Two Attributes – 2 Activities Lesson 3: Rules for Sorting – 2 Activities Lesson 4: Build Patterns – 2 Activities Lesson 5: Classify Patterns – 2 Activities Lesson 6: Picture and Number Patterns – 2 Activities Lesson 7: Repeating and Growing Patterns – 2 Activities Lesson 8: Patterns on a Hundreds Chart – 2 Activities Lesson 9: Skip Counting – 2 Activities Lesson 10: Extend Number Patterns – 2 Activities Chapter Test: Patterns

Lesson 1: Order Property – 2 Activities Lesson 2: Add and Subtract Numbers – 2 Activities Lesson 3: Fact Families – 2 Activities Lesson 4: Number Sentences – 2 Activities Lesson 5: Equal and Unequal – 2 Activities Lesson 6: Greater Than and Less Than – 2 Activities Lesson 7: Solve for Unknown Numbers – 3 Activities Chapter Test: Algebra

Lesson 1: Straight and Curved Lines – 2 Activities Lesson 2: Open and Closed Shapes – 2 Activities Lesson 3: Plane and Solid Shapes – 4 Activities Lesson 4: Special Plane Shapes – 2 Activities Lesson 5: Attributes of Plane Shapes – 2 Activities Lesson 6: Name Solid Shapes – 2 Activities Lesson 7: Attributes of Solid Shapes – 2 Activities Lesson 8: Congruent Shapes – 3 Activities Chapter Test: Shapes

Lesson 1: Positions of Objects – 2 Activities Lesson 2: Direction Words – 2 Activities Lesson 3: Position Words – 2 Activities Lesson 4: The Number Line – 2 Activities Chapter Test: Positions

Lesson 1: Slides and Turns – 2 Activities Lesson 2: Congruent Shapes – 2 Activities Lesson 3: Symmetry – 2 Activities Chapter Test: Using Shapes

Lesson 1: Build Shapes – 6 Activities Lesson 2: Plane and Solid Shapes – 2 Activities Lesson 3: Perimeter and Area – 2 Activities Lesson 4: Shapes Around Us – 2 Activities Lesson 5: Pattern Blocks – 2 Activities Chapter Test: Spatial Sense

Lesson 1: Calendar – 2 Activities Lesson 2: Passage of Time – 2 Activities Lesson 3: Tools for Telling Time – 2 Activities Lesson 4: Time to the Hour and Half-hour – 2 Activities Lesson 5: Time to the Hour and Half-hour – 2 Activities Lesson 6: Elapsed Time – 2 Activities Chapter Test: Time

Lesson 1: Non-standard Units – 2 Activities Lesson 2: Compare Lengths – 2 Activities Lesson 3: Customary Units – 2 Activities Lesson 4: Tools and Units – 2 Activities Lesson 5: Metric Units – 2 Activities Chapter Test: Length

Lesson 1: Non-standard Units – 2 Activities Lesson 2: Compare Weights – 2 Activities Lesson 3: Customary Units – 3 Activities Lesson 4: Metric Units – 2 Activities Chapter Test: Weight

Lesson 1: Non-standard Units – 2 Activities Lesson 2: Compare Capacity – 2 Activities Lesson 3: Customary Units – 2 Activities Lesson 4: Metric Units – 2 Activities Chapter Test: Capacity

Lesson 1: Measure Temperature – 2 Activities Lesson 2: Compare Temperature – 2 Activities Chapter Test: Temperature

Lesson 1: Tally Table – 2 Activities Lesson 2: Pictographs – 2 Activities Lesson 3: Bar Graphs – 2 Activities Chapter Test: Graphing

Lesson 1: Compare Data – 2 Activities Lesson 2: Make Predictions – 2 Activities Chapter Test: Using Data

Lesson 1: Certain or Impossible – 2 Activities Lesson 2: Most and Least Likely – 2 Activities Chapter Test: Probability