Looking for free content to use with your textbook? You’ve come to the right place!
Get Free Content to Use with My Math – 3rd Grade
Khan Academy is a nonprofit with thousands of free videos, articles, and practice questions for just about every skill.
No ads, no subscriptions – just 100% free, forever.
| Chapter 1: Place Value |
| Lesson 1: Place Value Through Thousands |
| Lesson 2: Compare Numbers |
| Lesson 3: Order Numbers |
| Lesson 4: Round to the Nearest Ten |
| Lesson 5: Round to the Nearest Hundred |
| Lesson 6: Problem-Solving Investigation: Use the Four-Step Plan |
| Chapter 2: Addition |
| Lesson 1: Addition Properties |
| Lesson 2: Patterns in the Addition Table |
| Lesson 3: Addition Patterns |
| Lesson 4: Add Mentally |
| Lesson 5: Estimate Sums |
| Lesson 6: Hands On: Use Models to Add |
| Lesson 7: Add Three-Digit Numbers |
| Lesson 8: Add Four-Digit Numbers |
| Lesson 9: Problem-Solving Investigation: Reasonable Answers |
| Chapter 3: Subtraction |
| Lesson 1: Subtract Mentally |
| Lesson 2: Estimate Differences |
| Lesson 3: Problem-Solving Investigation: Estimate or Exact Answer |
| Lesson 4: Hands On: Subtract with Regrouping |
| Lesson 5: Subtract Three-Digit Numbers |
| Lesson 6: Subtract Four-Digit Numbers |
| Lesson 7: Subtract Across Zeros |
| Chapter 4: Understand Multiplication |
| Lesson 1: Hands On: Model Multiplication |
| Lesson 2: Multiplication as Repeated Addition |
| Lesson 3: Hands On: Multiply with Arrays |
| Lesson 4: Arrays and Multiplication |
| Lesson 5: Problem-Solving Investigation: Make a Table |
| Lesson 6: Use Multiplication to Find Combinations |
| Chapter 5: Understand Division |
| Lesson 1: Hands On: Model Division |
| Lesson 2: Division as Equal Sharing |
| Lesson 3: Relate Division and Subtraction |
| Lesson 4: Hands On: Relate Division and Multiplication |
| Lesson 5: Inverse Operations |
| Lesson 6: Problem-Solving Investigation: Use Models |
| Chapter 6: Multiplication and Division Patterns |
| Lesson 1: Patterns in the Multiplication Table |
| Lesson 2: Multiply by 2 |
| Lesson 3: Divide by 2 |
| Lesson 4: Multiply by 5 |
| Lesson 5: Divide by 5 |
| Lesson 6: Problem-Solving Investigation: Look for a Pattern |
| Lesson 7: Multiply by 10 |
| Lesson 8: Multiples of 10 |
| Lesson 9: Divide by 10 |
| Chapter 7: Multiplication and Division |
| Lesson 1: Multiply by 3 |
| Lesson 3: Hands On: Double a Known Fact |
| Lesson 4: Multiply by 4 |
| Lesson 5: Divide by 4 |
| Lesson 6: Problem-Solving Investigation: Extra or Missing Information |
| Lesson 7: Multiply by 0 and 1 |
| Lesson 8: Divide with 0 and 1 |
| Chapter 8: Apply Multiplication and Division |
| Lesson 1: Multiply by 6 |
| Lesson 2: Multiply by 7 |
| Lesson 3: Divide by 6 and 7 |
| Lesson 4: Multiply by 8 |
| Lesson 5: Multiply by 9 |
| Lesson 6: Divide by 8 and 9 |
| Lesson 7: Problem-Solving Investigation: Make and Organized List |
| Lesson 8: Multiply by 11 and 12 |
| Lesson 9: Divide by 11 and 12 |
| Chapter 9: Properties and Equations |
| Lesson 1: Hands On: Take Apart to Multiply |
| Lesson 2: The Distributive Property |
| Lesson 3: Hands On: Multiply Three Factors |
| Lesson 4: The Associative Property |
| Lesson 5: Write Expressions |
| Lesson 6: Evaluate Expressions |
| Lesson 7: Write Equations |
| Lesson 8: Solve Two-Step Word Problems |
| Lesson 9: Problem-Solving Investigation: Use Logical Reasoning |
| Chapter 10: Fractions |
| Lesson 1: Unit Fractions |
| Lesson 2: Part of a Whole |
| Lesson 3: Part of a Set |
| Lesson 4: Problem-Solving Investigation: Draw a Diagram |
| Lesson 5: Hands On: Fractions on a Number Line |
| Lesson 6: Equivalent Fractions |
| Lesson 7: Fractions as One Whole |
| Lesson 8: Compare Fractions |
| Chapter 11: Measurement |
| Lesson 1: Hands On: Estimate and Measure Capacity |
| Lesson 2: Solve Capacity Problems |
| Lesson 3: Hands On: Estimate and Measure Mass |
| Lesson 4: Solve Mass Problems |
| Lesson 5: Tell Time to the Minute |
| Lesson 6: Time Intervals |
| Chapter 12: Represent and Interpret Data |
| Lesson 1: Collect and Record Data |
| Lesson 2: Draw Scaled Picture Graphs |
| Lesson 3: Draw Scaled Bar Graphs |
| Lesson 4: Relate Bar Graphs to Scaled Picture Graphs |
| Lesson 5: Draw and Analyze Line Plots |
| Lesson 6: Hands On: Measure to Halves and Fourths of an Inch |
| Lesson 7: Collect and Display Measurement Data |
| Lesson 8: Problem-Solving Investigation: Solve a Simpler Problem |
| Chapter 13: Perimeter and Area |
| Lesson 1: Hands On: Find Perimeter |
| Lesson 2: Perimeter |
| Lesson 3: Hands On: Understand Area |
| Lesson 4: Measure Area |
| Lesson 5: Hands On: Tile Rectangles to Find Area |
| Lesson 6: Area of Rectangles |
| Lesson 7: Hands On: Area and the Distributive Property |
| Lesson 8: Area of Composite Figures |
| Lesson 9: Area and Perimeter |
| Lesson 10: Problem-Solving Investigation: Draw a Diagram |
| Chapter 14: Geometry |
| Lesson 1: Hands On: Angles |
| Lesson 2: Polygons |
| Lesson 3: Hands On: Triangles |
| Lesson 4: Quadrilaterals |
| Lesson 5: Shared Attributes of Quadrilaterals |
| Lesson 6: Problem-Solving Investigation: Guess, Check, and Revise |
| Lesson 7: Partition Shapes |