KidUniversity › Curriculum › Grade 3

Grade 3 curriculum

A full 180-day school year in 5 subjects: Reading, Writing, Math, Basic Science and Social Studies. Every unit and lesson is listed below. Unit 1 of every course is free to try, and KidUniversity Plus unlocks the rest for your whole family.

  • 5 subjects
  • 99 units
  • 805 lessons
  • 95 unit tests

Reading

25 units · 155 lessons · 25 unit tests · 180 school days

Try Unit 1 free
Unit 1FREE

Word Study

4 lessons + unit test

How do word parts unlock meaning?
  1. Suffixes
  2. Homophones
  3. Reading Long Words
  4. Prefixes dis-, mis- and pre-
  5. Unit 1 Test: Word Study
Unit 2

Characters

4 lessons + unit test

Why do characters act the way they do?
  1. Character Traits
  2. Character Motivation
  3. Point of View
  4. How Feelings Change
  5. Unit 2 Test: Characters
Unit 3

Nonfiction

4 lessons + unit test

How is information organized?
  1. Main Idea and Details
  2. Cause and Effect
  3. Sequence
  4. Glossary and Index
  5. Unit 3 Test: Nonfiction
Unit 4

Poems and Fables

4 lessons + unit test

How do poems and fables share ideas?
  1. Reading Poems
  2. Pictures With Words
  3. Fables and Their Morals
  4. Myths
  5. Unit 4 Test: Poems, Fables and Myths
Unit 5

Chapter Books

4 lessons + unit test

How do we keep track of longer stories?
  1. Chapters and Titles
  2. Making Predictions
  3. Pictures in Stories
  4. Books in a Series
  5. Unit 5 Test: Chapter Books
Unit 6

Researching a Topic

4 lessons + unit test

How do readers learn from more than one source?
  1. Two Texts, One Topic
  2. Author's Point of View
  3. Finding Information Fast
  4. Reading Charts and Graphs
  5. Unit 6 Test: Researching a Topic
Unit 7

Dictionary and Word Meanings

4 lessons + unit test

How do we find and choose the right words?
  1. ABC Order and Guide Words
  2. Words With Many Meanings
  3. Shades of Meaning
  4. Literal and Nonliteral Language
  5. Unit 7 Test: Dictionary and Word Meanings
Unit 8

Stories From Around the World

4 lessons + unit test

What do stories from different places have in common?
  1. Setting and Culture
  2. Anansi Tales
  3. Comparing Themes Across Cultures
  4. Readers' Theater
  5. Unit 8 Test: Stories From Around the World
Unit 9

Ask, Answer, Infer

9 lessons + unit test

How do readers use the text to answer questions?
  1. Answering With Details From the Text
  2. Asking Questions Before Reading
  3. Questions During Reading
  4. Inferring From Clues
  5. Inferring Feelings
  6. Pointing to Text Evidence
  7. Referring to the Text
  8. Wondering After Reading
  9. Making Connections
  10. Unit 9 Test: Ask, Answer, Infer
Unit 10

Central Message and Theme

9 lessons + unit test

What big lessons do stories share?
  1. Central Message in a Story
  2. Key Details Support the Message
  3. Recounting a Story
  4. Theme in Fables
  5. Folktales and Lessons
  6. Lessons From Characters' Choices
  7. Retelling a Myth
  8. Comparing Morals
  9. Summarizing Fiction
  10. Unit 10 Test: Central Message and Theme
Unit 11

Word Parts Workshop

9 lessons + unit test

How do prefixes and suffixes build new words?
  1. Suffixes -able and -ible
  2. Suffixes -ment and -ness
  3. Suffixes -ly and -ful
  4. Prefixes re-, un- and non-
  5. Root Words and Word Families
  6. Multisyllable Words
  7. Irregular Spellings
  8. Using Word Parts for Meaning
  9. Reading Words in Context
  10. Unit 11 Test: Word Parts Workshop
Unit 12

Text Structures

6 lessons + unit test

How do authors put facts together?
  1. Compare and Contrast in Nonfiction
  2. Problem and Solution Texts
  3. Steps in Time Order
  4. Connecting Historical Events
  5. Connecting Scientific Ideas
  6. Main Idea of a Section
  7. Unit 12 Test: Text Structures
Unit 13

Narrators and Points of View

6 lessons + unit test

Whose story is it?
  1. My View and the Narrator's View
  2. First-Person Narrators
  3. Third-Person Narrators
  4. Comparing Characters' Views
  5. How Actions Drive Events
  6. Your Own Point of View
  7. Unit 13 Test: Narrators and Points of View
Unit 14

Illustrations and Visuals

6 lessons + unit test

How do pictures add to what we read?
  1. Illustrations Show Mood
  2. Photos and Captions
  3. Maps in Texts
  4. Diagrams Explain How
  5. Timelines in Nonfiction
  6. Using Words and Pictures Together
  7. Unit 14 Test: Illustrations and Visuals
Unit 15

Plays and Poem Parts

6 lessons + unit test

How is a play different from a story?
  1. Parts of a Play
  2. Scenes and Acts
  3. Stage Directions
  4. Stanzas in Poems
  5. How Parts Build on Each Other
  6. Comparing a Play and a Story
  7. Unit 15 Test: Plays and Poem Parts
Unit 16

Same Author, Many Books

6 lessons + unit test

What do books by the same author have in common?
  1. Same Author, Different Books
  2. Characters Across a Series
  3. Settings Across a Series
  4. Plots in a Series
  5. Comparing Themes by One Author
  6. Author's Style
  7. Unit 16 Test: Same Author, Many Books
Unit 17

Science and History Texts

6 lessons + unit test

How do texts explain how the world works?
  1. Science Words in Context
  2. History Words in Context
  3. Cause and Effect in History
  4. Cause and Effect in Science
  5. Steps in an Experiment
  6. Comparing Key Points in Two Texts
  7. Unit 17 Test: Science and History Texts
Unit 18

Words and Language

6 lessons + unit test

How do authors choose just the right words?
  1. Real-Life Word Connections
  2. Context Clues in Sentences
  3. Idioms and Expressions
  4. Similes in Stories
  5. Word Relationships
  6. Synonyms and Antonyms
  7. Unit 18 Test: Words and Language
Unit 19

Fluency and Expression

7 lessons + unit test

How does reading aloud help us understand?
  1. Reading With Expression
  2. Reading at a Good Pace
  3. Phrasing With Punctuation
  4. Self-Correcting While Reading
  5. Reading Poetry Aloud
  6. Reading Dialogue With Feeling
  7. Tricky Grade 3 Words
  8. Unit 19 Test: Fluency and Expression
Unit 20

Comparing Texts

7 lessons + unit test

How are two texts alike and different?
  1. Comparing Two Stories' Plots
  2. Comparing Two Characters' Choices
  3. Comparing Settings
  4. Most Important Points in Two Texts
  5. Comparing Fiction and Nonfiction
  6. Comparing Versions of a Tale
  7. Comparing Authors' Purposes
  8. Unit 20 Test: Comparing Texts
Unit 21

Quarter 4 Review 1

8 lessons + unit test

How much do you remember from this year?
  1. Review Day 1: Reread "The Life of Mae Jemison"
  2. Review Day 2: Reread "Why Do We Have Day and Night?"
  3. Review Day 3: Reread "The Penguin Dads"
  4. Review Day 4: Reread "The Height Lines"
  5. Review Day 5: Reread "Life in a Colonial Village"
  6. Review Day 6: Reread "The Dog Question"
  7. Review Day 7: Reread "From Chapter 3"
  8. Review Day 8: Reread "The Open Gate"
  9. Unit 21 Test: Quarter 4 Review 1
Unit 22

Quarter 4 Review 2

8 lessons + unit test

How much do you remember from this year?
  1. Review Day 9: Reread "Busy Beavers"
  2. Review Day 10: Reread "The Enormous Pumpkin Pie"
  3. Review Day 11: Reread "All About Owls"
  4. Review Day 12: Reread "Where the Otter Books Happen"
  5. Review Day 13: Reread "The Mystery of the Night Garden"
  6. Review Day 14: Reread "Market Day in Oaxaca"
  7. Review Day 15: Reread "Two Books by Marta Bell"
  8. Review Day 16: Reread "The Old House on the Hill"
  9. Unit 22 Test: Quarter 4 Review 2
Unit 23

Quarter 4 Review 3

8 lessons + unit test

How much do you remember from this year?
  1. Review Day 17: Reread "Table of Contents: The Secret Fort"
  2. Review Day 18: Reread "The Word Contest"
  3. Review Day 19: Reread "Snow Day"
  4. Review Day 20: Reread "The Wind and the Sun (a script)"
  5. Review Day 21: Reread "The Peacock and the Sparrow (a fable)"
  6. Review Day 22: Reread "The Lost Wallet"
  7. Review Day 23: Reread "Two Books, One Series"
  8. Review Day 24: Reread "From a Book About Volcanoes"
  9. Unit 23 Test: Quarter 4 Review 3
Unit 24

Quarter 4 Review 4

8 lessons + unit test

How much do you remember from this year?
  1. Review Day 25: Reread "Two Little Red Hens"
  2. Review Day 26: Reread "Frogs and Toads"
  3. Review Day 27: Reread "The Dust Bowl"
  4. Review Day 28: Reread "The Tortoise Who Loved to Read"
  5. Review Day 29: Reread "A Trip to Cedar Park"
  6. Review Day 30: Reread "The Thunderstorm (a poem)"
  7. Review Day 31: Reread "The Note in the Library Book"
  8. Review Day 32: Reread "Stone Soup (a folktale retold)"
  9. Unit 24 Test: Quarter 4 Review 4
Unit 25

Quarter 4 Review 5

8 lessons + unit test

How much do you remember from this year?
  1. Review Day 33: Reread "The Fox and the Crow"
  2. Review Day 34: Reread "Two Mornings"
  3. Review Day 35: Reread "Saturday Morning"
  4. Review Day 36: Reread "The Hidden Fawn"
  5. Review Day 37: Reread "The Big Storm"
  6. Review Day 38: Reread "The Nonstop Robot"
  7. Review Day 39: Reread "Two Texts About Recycling"
  8. Review Day 40: Reread "Meet the Otter Books Gang"
  9. Unit 25 Test: Quarter 4 Review 5

Writing

22 units · 158 lessons · 22 unit tests · 180 school days

Try Unit 1 free
Unit 1FREE

Grammar Tools

4 lessons + unit test

How do words agree and connect?
  1. Subject-Verb Agreement
  2. Pronouns
  3. Joining Sentences
  4. Adverbs
  5. Unit 1 Test: Grammar Tools
Unit 2

Punctuation

4 lessons + unit test

How do marks help readers?
  1. Commas in Lists and Dates
  2. Quotation Marks for Dialogue
  3. Apostrophes
  4. Capitalizing Titles
  5. Unit 2 Test: Punctuation
Unit 3

Paragraphs

4 lessons + unit test

How do writers organize ideas?
  1. Topic Sentences
  2. Supporting Details
  3. Closing Sentences
  4. Facts in Informational Paragraphs
  5. Unit 3 Test: Paragraphs
Unit 4

Stories and Opinions

4 lessons + unit test

How do writers make readers care?
  1. Writing Dialogue
  2. Transitions in Stories
  3. Opinion With Reasons
  4. Revising for Word Choice
  5. Unit 4 Test: Stories and Opinions
Unit 5

Verbs and Tenses

4 lessons + unit test

How do verbs tell time?
  1. Irregular Past Tense
  2. Future Tense
  3. Helping Verbs
  4. Keeping Tenses Consistent
  5. Unit 5 Test: Verbs and Tenses
Unit 6

Informative Reports

4 lessons + unit test

How do writers teach readers about a topic?
  1. Choosing and Narrowing a Topic
  2. Grouping Facts
  3. Headings and Illustrations
  4. Writing a Conclusion
  5. Unit 6 Test: Informative Reports
Unit 7

Narrative Craft

4 lessons + unit test

How do writers make stories come alive?
  1. Introducing Characters and Setting
  2. Sensory Details
  3. Building to a Problem
  4. Satisfying Endings
  5. Unit 7 Test: Narrative Craft
Unit 8

Editing and Spelling

4 lessons + unit test

How do writers polish their work?
  1. Comparing With Adjectives
  2. Changing y to i
  3. Checking Spelling
  4. Using an Editing Checklist
  5. Unit 8 Test: Editing and Spelling
Unit 9

Nouns and Pronouns in Depth

9 lessons + unit test

How do nouns and pronouns do so many jobs?
  1. Common and Proper Nouns
  2. Abstract Nouns
  3. Irregular Plural Nouns
  4. Plural Possessives
  5. Collective Nouns
  6. Pronoun-Antecedent Agreement
  7. Subject and Object Pronouns
  8. Possessive Pronouns
  9. Same Word, Different Job
  10. Unit 9 Test: Nouns and Pronouns in Depth
Unit 10

Opinion Essays

9 lessons + unit test

How do writers convince others?
  1. Introducing Your Topic
  2. Stating a Clear Opinion
  3. Organizing Reasons
  4. Linking Words: Because and Therefore
  5. Linking Words: Since and For Example
  6. Concluding Statements
  7. Opinion About a Book
  8. Persuasive Letter
  9. Revising an Opinion Piece
  10. Unit 10 Test: Opinion Essays
Unit 11

Conjunctions and Complex Sentences

9 lessons + unit test

How do we connect ideas smoothly?
  1. Coordinating Conjunctions
  2. Subordinating Conjunctions
  3. Simple Sentences
  4. Compound Sentences
  5. Complex Sentences
  6. Fixing Run-Ons
  7. Fixing Fragments
  8. Combining for Smooth Writing
  9. Sentence Variety
  10. Unit 11 Test: Conjunctions and Complex Sentences
Unit 12

Verbs and Adverbs at Work

9 lessons + unit test

How do action words make writing lively?
  1. Regular Past Tense
  2. Simple Tenses Together
  3. Linking Verbs
  4. Strong Action Verbs
  5. Adverbs of Manner
  6. Adverbs of Time and Place
  7. Comparing With Adverbs
  8. Superlative Adjectives
  9. Choosing Words for Effect
  10. Unit 12 Test: Verbs and Adverbs at Work
Unit 13

Word Study and Spelling

9 lessons + unit test

How do word parts help us spell and understand?
  1. Adding Suffixes
  2. Doubling the Final Consonant
  3. Dropping Silent e
  4. Prefixes and Meaning
  5. Root Words
  6. Spelling High-Frequency Words
  7. Word Families
  8. Using a Glossary
  9. Using a Dictionary for Spelling
  10. Unit 13 Test: Word Study and Spelling
Unit 14

Narrative Writing Workshop

9 lessons + unit test

How do writers build a story from start to finish?
  1. Planning a Story
  2. Establishing a Situation
  3. Describing Actions
  4. Showing Thoughts and Feelings
  5. Dialogue That Moves the Story
  6. Time Words in Stories
  7. Creating Suspense
  8. Revising a Story
  9. Publishing a Story
  10. Unit 14 Test: Narrative Writing Workshop
Unit 15

Midyear Review

9 lessons + unit test

How do our writing skills work together?
  1. Review: Nouns and Pronouns
  2. Review: Verbs and Tenses
  3. Review: Adjectives and Adverbs
  4. Review: Sentences
  5. Review: Punctuation
  6. Review: Paragraphs
  7. Review: Opinion Writing
  8. Review: Story Writing
  9. Review: Spelling
  10. Unit 15 Test: Midyear Review
Unit 16

Commas, Quotes and Capitals

9 lessons + unit test

How do punctuation and capitals help readers?
  1. Commas in Addresses
  2. Commas in Greetings and Closings
  3. Punctuating Dialogue
  4. Capitalizing Proper Nouns
  5. Capitalizing Holidays and Places
  6. Commas in Compound Sentences
  7. Apostrophes in Contractions
  8. Possessive or Plural?
  9. Proofreading Marks
  10. Unit 16 Test: Commas, Quotes and Capitals
Unit 17

Research and Reports

9 lessons + unit test

How do writers gather and share information?
  1. Short Research Projects
  2. Gathering Information From Print
  3. Gathering Information Online
  4. Sorting Notes Into Categories
  5. Writing in Your Own Words
  6. Defining Key Words
  7. Linking Words in Reports
  8. Adding Diagrams
  9. Report Presentations
  10. Unit 17 Test: Research and Reports
Unit 18

Word Meanings and Language

9 lessons + unit test

How do we pick the perfect word?
  1. Shades of Meaning
  2. Literal and Nonliteral Phrases
  3. Real-Life Word Connections
  4. Words for States of Mind
  5. Words That Show Time and Place
  6. Spoken and Written English
  7. Context Clues
  8. Multiple-Meaning Words
  9. Similes in Writing
  10. Unit 18 Test: Word Meanings and Language
Unit 19

Letters and Real-World Writing

9 lessons + unit test

How do we write for different readers?
  1. Friendly Letters
  2. Writing to a Leader
  3. Emails
  4. Writing an Announcement
  5. Thank-You Letters
  6. Writing Directions
  7. Writing a Recipe
  8. Posters and Signs
  9. Writing a Book Review
  10. Unit 19 Test: Letters and Real-World Writing
Unit 20

Tools and Teamwork

9 lessons + unit test

How can tools and teammates help our writing?
  1. Typing Skills
  2. Digital Publishing
  3. Using Spell Check Wisely
  4. Giving Peer Feedback
  5. Using Peer Feedback
  6. Planning With a Graphic Organizer
  7. Writing in a Shared Document
  8. Adding Images and Captions
  9. Keeping a Writing Journal
  10. Unit 20 Test: Tools and Teamwork
Unit 21

Poetry and Creative Writing

9 lessons + unit test

How can writing be playful and imaginative?
  1. Writing Free Verse
  2. Writing Haiku
  3. Shape Poems
  4. Writing a Fable
  5. Writing a Myth
  6. Writing From a New Point of View
  7. Writing a Tall Tale
  8. Writing a Comic
  9. Writing a Short Play
  10. Unit 21 Test: Poetry and Creative Writing
Unit 22

Year in Review

9 lessons + unit test

How much have we grown as writers?
  1. Year Review: Grammar
  2. Year Review: Punctuation
  3. Year Review: Paragraphs
  4. Year Review: Opinions
  5. Year Review: Informative Writing
  6. Year Review: Narratives
  7. Year Review: Spelling
  8. Year Review: Word Choice
  9. Year Review: Editing
  10. Unit 22 Test: Year in Review

Math

8 units · 172 lessons · 8 unit tests · 180 school days

Try Unit 1 free
Unit 1FREE

Introducing Multiplication

22 lessons + unit test
  1. Interpret and Represent Data on Scaled Graphs
  2. Picture Graphs with Scales
  3. Make a Scaled Picture Graph
  4. Bar Graphs with Scales
  5. Make a Scaled Bar Graph
  6. How Many More on a Graph
  7. From Graphs to Multiplication
  8. Equal Groups
  9. Count Equal Groups
  10. Write Multiplication Expressions
  11. Multiplication Equations
  12. Equal Groups Story Problems
  13. Tape Diagrams for Multiplication
  14. Represent Multiplication with Arrays and the Commutative Property
  15. Build Arrays
  16. Arrays and Multiplication Equations
  17. Switch the Factors
  18. Multiply by 1 and 0
  19. Multiply by 2, 5, and 10
  20. Multiply by 3 and 4
  21. Find the Unknown Factor
  22. Array Story Problems
  23. Unit 1 Test: Introducing Multiplication
Unit 2

Area and Multiplication

18 lessons + unit test
  1. Concepts of Area Measurement
  2. What Is Area?
  3. Cover Shapes with Squares
  4. Count Square Units
  5. Compare Areas
  6. Tile Without Gaps or Overlaps
  7. Relate Area to Multiplication
  8. Area of Rectangles by Rows
  9. Multiply Side Lengths for Area
  10. Square Centimeters and Square Inches
  11. Square Meters and Square Feet
  12. Find an Unknown Side Length
  13. Find Area of Figures Composed of Rectangles
  14. Split a Rectangle to Multiply
  15. Distributive Property with Area
  16. Area of L-Shaped Figures
  17. Add or Subtract to Find Area
  18. Area Story Problems
  19. Unit 2 Test: Area and Multiplication
Unit 3

Wrapping Up Addition and Subtraction Within 1,000

24 lessons + unit test
  1. Add Within 1,000
  2. Add Using Place Value
  3. Add Using the Number Line
  4. Addition Algorithm with Composing
  5. Standard Addition Algorithm
  6. Estimate Sums
  7. Subtract Within 1,000
  8. Subtract Using Place Value
  9. Subtract by Adding On
  10. Subtraction Algorithm with Decomposing
  11. Standard Subtraction Algorithm
  12. Subtract Across Zeros
  13. Estimate Differences
  14. Round Within 1,000
  15. Round to the Nearest Ten
  16. Round to the Nearest Hundred
  17. Rounding on a Number Line
  18. Is It Reasonable?
  19. Solve Two-Step Problems
  20. Two-Step Problems with Addition and Subtraction
  21. Use a Letter for the Unknown
  22. Two-Step Problems with Multiplication
  23. Check Answers with Estimation
  24. Write Two-Step Stories
  25. Unit 3 Test: Wrapping Up Addition and Subtraction Within 1,000
Unit 4

Relating Multiplication to Division

26 lessons + unit test
  1. What is Division?
  2. Share Equally
  3. How Many Groups?
  4. Division Expressions
  5. Division Story Problems
  6. Tape Diagrams for Division
  7. Relate Multiplication and Division
  8. Division as an Unknown Factor
  9. Fact Families
  10. Divide Using Multiplication Facts
  11. Multiply by 6 Using 5s
  12. Multiply by 7, 8, and 9
  13. Patterns in the Multiplication Table
  14. Multiplying Larger Numbers
  15. Multiply by Multiples of 10
  16. Associative Property
  17. Distributive Property for Larger Products
  18. Multiply Teen Numbers
  19. Multiply Two-Digit by One-Digit
  20. Multiplication Fluency Within 100
  21. Dividing Larger Numbers
  22. Divide by Breaking Apart
  23. Divide Using Base-Ten Blocks
  24. Divide Two-Digit Numbers
  25. Division Fluency Within 100
  26. Two-Step Problems with All Four Operations
  27. Unit 4 Test: Relating Multiplication to Division
Unit 5

Fractions as Numbers

24 lessons + unit test
  1. Introduction to Fractions
  2. Equal Parts of a Whole
  3. Unit Fractions
  4. Name Fractions with Diagrams
  5. Non-Unit Fractions
  6. Fractions of Different Shapes
  7. Fraction Strips
  8. Fractions on the Number Line
  9. Unit Fractions on the Number Line
  10. Locate Fractions on the Number Line
  11. Fractions Greater Than 1
  12. Whole Numbers as Fractions
  13. Mark Fractions on a Line
  14. Equivalent Fractions
  15. Same Size, Different Name
  16. Equivalent Fractions with Strips
  17. Equivalent Fractions on the Number Line
  18. Fractions Equal to 1
  19. Write Equivalent Fractions
  20. Fraction Comparisons
  21. Compare Fractions with the Same Denominator
  22. Compare Fractions with the Same Numerator
  23. Compare Using Symbols
  24. Fraction Comparison Story Problems
  25. Unit 5 Test: Fractions as Numbers
Unit 6

Measuring Length, Time, Liquid Volume, and Weight

22 lessons + unit test
  1. Measurement Data on Line Plots
  2. Measure to the Nearest Half Inch
  3. Measure to the Nearest Quarter Inch
  4. Make a Line Plot with Fractions
  5. Answer Questions from Line Plots
  6. Weight and Liquid Volume
  7. Grams and Kilograms
  8. Estimate Mass
  9. Liters
  10. Estimate Liquid Volume
  11. Mass and Volume Story Problems
  12. Problems Involving Time
  13. Tell Time to the Minute
  14. Elapsed Time on a Number Line
  15. Find Start and End Times
  16. Add and Subtract Minutes
  17. Time Story Problems
  18. Measurement Problems in Context
  19. Pick the Right Unit
  20. Multi-Step Measurement Problems
  21. Measurement with Bar Graphs
  22. Plan a Measurement Project
  23. Unit 6 Test: Measuring Length, Time, Liquid Volume, and Weight
Unit 7

Two-dimensional Shapes and Perimeter

22 lessons + unit test
  1. Reason with Shapes
  2. Sort Shapes by Attributes
  3. Name Quadrilaterals
  4. Rhombuses, Rectangles, and Squares
  5. Draw Quadrilaterals
  6. Shapes That Share Attributes
  7. What is Perimeter?
  8. Measure Around a Shape
  9. Find Perimeter by Adding Sides
  10. Perimeter of Polygons
  11. Find a Missing Side Length
  12. Expanding on Perimeter
  13. Perimeter of Rectangles
  14. Same Perimeter, Different Area
  15. Same Area, Different Perimeter
  16. Perimeter or Area?
  17. Perimeter Story Problems
  18. Design with Perimeter and Area
  19. Design a Garden
  20. Design a Playground
  21. Plan a Rug
  22. Present Your Design
  23. Unit 7 Test: Two-dimensional Shapes and Perimeter
Unit 8

Putting It All Together

14 lessons + unit test
  1. Fraction Fun Project
  2. Fraction Games
  3. Fraction Number Line Challenge
  4. Fraction Puzzles
  5. Measurement and Data Project
  6. Measurement Review Stations
  7. Graph and Line Plot Review
  8. Multiplication and Division Games Project
  9. Multiplication Fact Games
  10. Division Fact Games
  11. Mystery Product Puzzles
  12. Create and Design Project
  13. Build a Shape Robot
  14. Area and Perimeter Art
  15. Unit 8 Test: Putting It All Together

Basic Science

19 units · 165 lessons · 15 unit tests · 180 school days

Try Unit 1 free
Unit 1FREE

Forces & Interactions

3 lessons

How do pushes, pulls and magnets make things move or stay balanced?
  1. Pushes and Pulls
  2. Balanced and Unbalanced Forces
  3. Magnets
Unit 2

Weather & Hazards

3 lessons

How do weather and climate decide where plants grow, and how can we protect them?
  1. Measuring Weather
  2. Climate
  3. Weather Hazards
Unit 3

Trait Variations

3 lessons

Why do animals of the same kind look and act a little differently?
  1. Traits From Parents
  2. Environment Shapes Traits
  3. Differences That Help Survival
Unit 4

Ecosystem Change & Survival

3 lessons

What happens to living things when their home changes?
  1. Living in Groups
  2. When Habitats Change
  3. Clues From Fossils
Unit 5

Life Cycles

11 lessons + unit test

How do living things grow and change from start to finish?
  1. Every Living Thing Has a Life Cycle
  2. Butterfly Life Cycle
  3. Frog Life Cycle
  4. Chicken Life Cycle
  5. Mammal Life Cycles
  6. Flowering Plant Life Cycle
  7. Birth, Growth and Death
  8. Comparing Life Cycles
  9. Long Lives and Short Lives
  10. Raising Mealworms
  11. Life Cycle Models
  12. Unit 5 Test: Life Cycles
Unit 6

Motion Patterns

10 lessons + unit test

How can we predict where a moving thing will go next?
  1. What Is Motion?
  2. Back and Forth: Pendulums
  3. Rolling and Bouncing
  4. Spinning Tops
  5. Measuring Motion
  6. Patterns Help Predict
  7. Swings and Seesaws
  8. Speeding Up and Slowing Down
  9. Motion on Ramps
  10. Predicting a Ball's Path
  11. Unit 6 Test: Motion Patterns
Unit 7

More on Magnets

10 lessons + unit test

What can magnets do, and how do we use them?
  1. Poles Attract and Repel
  2. Magnets Work Through Things
  3. Testing Magnet Strength
  4. Distance Changes the Pull
  5. Magnetic Materials
  6. Making a Compass
  7. Static Electricity
  8. Balloon Charges
  9. Magnets in Machines
  10. Design a Magnet Sorter
  11. Unit 7 Test: More on Magnets
Unit 8

Engineering With Forces

11 lessons + unit test

How can we use pushes and pulls to solve problems?
  1. Defining a Problem
  2. Criteria and Constraints
  3. Brainstorming Solutions
  4. Sketching Designs
  5. Building a Prototype
  6. Fair Tests
  7. Using Test Results
  8. Design a Latch
  9. Design a Marble Run
  10. Design a Toy Launcher
  11. Present Your Solution
  12. Unit 8 Test: Engineering With Forces
Unit 9

Animal Groups

10 lessons + unit test

Why do some animals live and work together?
  1. Herds and Flocks
  2. Schools of Fish
  3. Ant Colonies
  4. Honeybee Hives
  5. Wolf Packs
  6. Staying Safe in Groups
  7. Finding Food Together
  8. Jobs in a Group
  9. Animals That Live Alone
  10. Group or Alone?
  11. Unit 9 Test: Animal Groups
Unit 10

Inherited Traits Up Close

10 lessons + unit test

What do living things get from their parents?
  1. Traits in Plants
  2. Traits in Animals
  3. Family Resemblance
  4. Same Parents, Different Kids
  5. Traits We Can Measure
  6. Graphing Trait Data
  7. Learned Behaviors
  8. Inherited or Learned?
  9. Pet Breeds
  10. Seeds and Their Parents
  11. Unit 10 Test: Inherited Traits Up Close
Unit 11

Adaptations

10 lessons + unit test

How do body parts and behaviors help living things survive?
  1. What Is an Adaptation?
  2. Camouflage
  3. Warning Colors
  4. Beaks and Teeth
  5. Staying Warm
  6. Staying Cool
  7. Migration
  8. Hibernation
  9. Plant Adaptations
  10. Invent an Animal
  11. Unit 11 Test: Adaptations
Unit 12

More on Fossils

10 lessons + unit test

What can fossils tell us about life long ago?
  1. How Fossils Form
  2. Kinds of Fossils
  3. Fossil Hunters
  4. Dinosaurs
  5. Ancient Oceans
  6. Extinct Animals
  7. Living Things Then and Now
  8. Fossils Show Old Habitats
  9. Fossil Footprints
  10. Make a Fossil Model
  11. Unit 12 Test: More on Fossils
Unit 13

Habitat Change and Survival

10 lessons + unit test

What happens when a habitat changes?
  1. Some Survive, Some Don't
  2. Moving to New Homes
  3. Too Hot or Too Cold
  4. Not Enough Water
  5. New Plants and Animals Arrive
  6. People Change Habitats
  7. Restoring a Habitat
  8. Wildlife Bridges
  9. Protecting Wetlands
  10. Choose a Habitat Solution
  11. Unit 13 Test: Habitat Change and Survival
Unit 14

More on Weather

10 lessons + unit test

How do scientists measure and track the weather?
  1. Temperature and Thermometers
  2. Rain Gauges
  3. Wind Speed and Direction
  4. Clouds and Their Shapes
  5. Weather Tables
  6. Weather Graphs
  7. Seasonal Weather Patterns
  8. Forecasting Tomorrow
  9. Weather Around the World
  10. Build a Weather Station
  11. Unit 14 Test: More on Weather
Unit 15

Climates of the World

10 lessons + unit test

How is the weather different in different places?
  1. Weather vs. Climate
  2. Hot and Dry Climates
  3. Wet Tropical Climates
  4. Cold Polar Climates
  5. Mild Climates
  6. Mountain Climates
  7. Climate and Plants
  8. Climate and People
  9. Reading Climate Maps
  10. Comparing Two Cities
  11. Unit 15 Test: Climates of the World
Unit 16

Staying Safe From Storms

10 lessons + unit test

How can we design ways to stay safe from wild weather?
  1. Thunderstorms and Lightning
  2. Floods
  3. Hurricanes
  4. Tornadoes
  5. Blizzards
  6. Droughts
  7. Lightning Rods
  8. Flood Barriers
  9. Storm-Ready Homes
  10. Wind-Proof Roof Challenge
  11. Unit 16 Test: Staying Safe From Storms
Unit 17

Plants and Animals Need Each Other

10 lessons + unit test

How do living things depend on each other?
  1. Food From Plants
  2. Shelter From Plants
  3. Helpers Spread Seeds
  4. Pollinator Partners
  5. Predators and Prey
  6. Balanced Populations
  7. Cleaning Crews
  8. Who Needs Whom?
  9. When One Disappears
  10. Mapping a Web of Life
  11. Unit 17 Test: Plants and Animals Need Each Other
Unit 18

Review: Forces and Weather

10 lessons + unit test

What have we learned about forces, magnets and weather?
  1. Review: Balanced Forces
  2. Review: Unbalanced Forces
  3. Review: Motion Patterns
  4. Review: Magnets
  5. Review: Engineering Design
  6. Review: Measuring Weather
  7. Review: Climate
  8. Review: Weather Hazards
  9. Review: Hazard Solutions
  10. Review: Physical and Earth Mix-Up
  11. Unit 18 Test: Review: Forces and Weather
Unit 19

Review: Living Things

11 lessons + unit test

What have we learned about life cycles, traits and survival?
  1. Review: Life Cycles
  2. Review: Animal Groups
  3. Review: Inherited Traits
  4. Review: Environment and Traits
  5. Review: Adaptations
  6. Review: Fossils
  7. Review: Habitat Change
  8. Review: Living Things Depend on Each Other
  9. Review: Life Science Mix-Up
  10. Big Science Showcase
  11. Looking Ahead to Grade 4
  12. Unit 19 Test: Review: Living Things

Social Studies

25 units · 155 lessons · 25 unit tests · 180 school days

Try Unit 1 free
Unit 1FREE

Geography

4 lessons + unit test

How does the land shape how people live?
  1. Landforms and Bodies of Water
  2. Using a Map Scale and Grid
  3. People and Environment
  4. Equator and Hemispheres
  5. Unit 1 Test: Geography
Unit 2

Government and Services

4 lessons + unit test

How does government help a community?
  1. Three Levels of Government
  2. Taxes Pay for Services
  3. Voting and Making Decisions
  4. Rights and Responsibilities
  5. Unit 2 Test: Government and Services
Unit 3

Economics

4 lessons + unit test

How do people make choices about money?
  1. Scarcity and Choices
  2. Saving and Budgeting
  3. Trade
  4. Starting a Business
  5. Unit 3 Test: Economics
Unit 4

Communities Over Time

4 lessons + unit test

Who has shaped our communities?
  1. First Peoples
  2. Immigration
  3. Symbols and Landmarks
  4. Inventions That Changed Communities
  5. Unit 4 Test: Communities Over Time
Unit 5

Communities Around the World

4 lessons + unit test

How are communities around the world alike and different?
  1. Cairo, Egypt
  2. Tokyo, Japan
  3. Mexico City, Mexico
  4. Comparing Communities
  5. Unit 5 Test: Communities Around the World
Unit 6

Americans Who Made a Difference

4 lessons + unit test

How have people worked to make communities better?
  1. Benjamin Franklin
  2. Susan B. Anthony
  3. César Chávez
  4. Rosa Parks
  5. Unit 6 Test: Americans Who Made a Difference
Unit 7

Getting Around and Staying in Touch

4 lessons + unit test

How have transportation and communication changed?
  1. Transportation Then and Now
  2. Communication Then and Now
  3. How Transportation Shapes Towns
  4. Reading Route Maps
  5. Unit 7 Test: Getting Around and Staying in Touch
Unit 8

Communities Solving Problems

4 lessons + unit test

How do communities work together to solve problems?
  1. Natural Hazards
  2. Conservation
  3. Solving a Community Problem
  4. Planning a Park
  5. Unit 8 Test: Communities Solving Problems
Unit 9

Our Local Community

7 lessons + unit test

What makes our community special?
  1. What Is a Community?
  2. How Our Community Began
  3. Our Community's Geography
  4. Local Businesses
  5. Community Services
  6. Community Celebrations
  7. Local Leaders
  8. Unit 9 Test: Our Local Community
Unit 10

Kinds of Regions

7 lessons + unit test

How are places grouped into regions?
  1. What Is a Region?
  2. Coastal Communities
  3. Mountain Communities
  4. Desert Communities
  5. Plains Communities
  6. Regions and Climate
  7. Comparing Regions
  8. Unit 10 Test: Kinds of Regions
Unit 11

Map Skills

7 lessons + unit test

How can maps tell stories about places?
  1. Map Symbols and Legends
  2. Intermediate Directions
  3. Physical Maps
  4. Political Maps
  5. Reading a Globe
  6. Latitude and Longitude Basics
  7. Making a Community Map
  8. Unit 11 Test: Map Skills
Unit 12

How Communities Grow

7 lessons + unit test

Why do communities start and change?
  1. Why People Settle
  2. Communities by Water
  3. Farm Towns
  4. Mining Towns
  5. Railroad Towns
  6. Cities Grow Up
  7. How Communities Change
  8. Unit 12 Test: How Communities Grow
Unit 13

Native American Communities

7 lessons + unit test

How did Native peoples build communities?
  1. Native Peoples of the Northeast
  2. Native Peoples of the Southeast
  3. Native Peoples of the Plains
  4. Native Peoples of the Southwest
  5. Native Peoples of the Northwest
  6. Native Contributions
  7. Native Nations Today
  8. Unit 13 Test: Native American Communities
Unit 14

Citizenship and Civics

7 lessons + unit test

How can citizens help their community?
  1. What Makes a Citizen?
  2. Becoming a Citizen
  3. Local Government in Action
  4. The Mayor and Council
  5. State Government Basics
  6. The U.S. Constitution
  7. Our National Government
  8. Unit 14 Test: Citizenship and Civics
Unit 15

Business in Communities

7 lessons + unit test

How do communities get what they need?
  1. Goods and Services
  2. Producers and Consumers
  3. Natural, Human and Capital Resources
  4. Specialization
  5. Supply and Demand
  6. Interdependence
  7. Entrepreneurs
  8. Unit 15 Test: Business in Communities
Unit 16

Culture in Communities

6 lessons + unit test

How does culture make communities unique?
  1. What Is Culture?
  2. Languages
  3. Food and Traditions
  4. Art and Music
  5. Holidays Around the World
  6. Cultural Neighborhoods
  7. Unit 16 Test: Culture in Communities
Unit 17

Earth's Resources

7 lessons + unit test

How do people use and protect resources?
  1. Renewable Resources
  2. Nonrenewable Resources
  3. Water Resources
  4. Farming and the Land
  5. Energy Sources
  6. Pollution
  7. Protecting Wildlife
  8. Unit 17 Test: Earth's Resources
Unit 18

More Communities Around the World

7 lessons + unit test

How are world communities like ours?
  1. Communities in Africa
  2. Communities in Europe
  3. Communities in South America
  4. Communities in Asia
  5. Communities in Australia
  6. Rainforest Communities
  7. How the World Connects
  8. Unit 18 Test: More Communities Around the World
Unit 19

Leaders and Changemakers

7 lessons + unit test

What makes a good leader?
  1. Qualities of Leaders
  2. George Washington
  3. Abraham Lincoln
  4. Harriet Tubman
  5. Frederick Douglass
  6. Martin Luther King Jr.
  7. Ruby Bridges
  8. Unit 19 Test: Leaders and Changemakers
Unit 20

Our Nation's Story

7 lessons + unit test

How did our country begin?
  1. Explorers Arrive
  2. The First Colonies
  3. The Thirteen Colonies
  4. Why the Colonists Rebelled
  5. The Declaration of Independence
  6. Founding Documents
  7. Moving West
  8. Unit 20 Test: Our Nation's Story
Unit 21

Quarter 4 Review 1

8 lessons + unit test

How much do you remember from this year?
  1. Review Day 1
  2. Review Day 2
  3. Review Day 3
  4. Review Day 4
  5. Review Day 5
  6. Review Day 6
  7. Review Day 7
  8. Review Day 8
  9. Unit 21 Test: Quarter 4 Review 1
Unit 22

Quarter 4 Review 2

8 lessons + unit test

How much do you remember from this year?
  1. Review Day 9
  2. Review Day 10
  3. Review Day 11
  4. Review Day 12
  5. Review Day 13
  6. Review Day 14
  7. Review Day 15
  8. Review Day 16
  9. Unit 22 Test: Quarter 4 Review 2
Unit 23

Quarter 4 Review 3

8 lessons + unit test

How much do you remember from this year?
  1. Review Day 17
  2. Review Day 18
  3. Review Day 19
  4. Review Day 20
  5. Review Day 21
  6. Review Day 22
  7. Review Day 23
  8. Review Day 24
  9. Unit 23 Test: Quarter 4 Review 3
Unit 24

Quarter 4 Review 4

8 lessons + unit test

How much do you remember from this year?
  1. Review Day 25
  2. Review Day 26
  3. Review Day 27
  4. Review Day 28
  5. Review Day 29
  6. Review Day 30
  7. Review Day 31
  8. Review Day 32
  9. Unit 24 Test: Quarter 4 Review 4
Unit 25

Quarter 4 Review 5

8 lessons + unit test

How much do you remember from this year?
  1. Review Day 33
  2. Review Day 34
  3. Review Day 35
  4. Review Day 36
  5. Review Day 37
  6. Review Day 38
  7. Review Day 39
  8. Review Day 40
  9. Unit 25 Test: Quarter 4 Review 5

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