Amplify Science (California) Grade 3
Science
Start Learning →3rd Grade
AI-powered learning for 3rd graders. Textbook-aligned lessons in math, science, history, and more — designed to build foundational skills.
California myWorld Interactive, Grade 3
History
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Eureka Math, Grade 3
Math
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Pengi Social Studies (Grade 3)
History
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Science: A Closer Look (Grade 3)
Science
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Social Studies Alive! California's Communities
History
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Social Studies Alive! Our Community and Beyond
History
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Vocabulary from Classical Roots (Book 4)
Vocabulary
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Vocabulary from Classical Roots (Book 5)
Vocabulary
Start Learning →3rd Grade Skills (436)
Amplify Science (California) Grade 3
17 chapters, 82 skills
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Amplify Science (California) Grade 3
17 chapters, 82 skills
Chapter 1: Why does the train rise?
Chapter 2: Why does the train rise without anything touching it?
Chapter 3: Why does the train fall?
Chapter 4: Why does the train float?
Chapter 5: Why does the train change from floating to falling?
Chapter 1: Why are wolves different from each other even though they are all the same species?
Chapter 2: Why is Wolf 44’s color similar to one pack but different from the other?
Chapter 3: Why isn’t Wolf 44 like the Bison Valley Pack in hunting style and size?
Chapter 4: How can scientists investigate questions about traits?
Chapter 1: Why are the snails with yellow shells not surviving well?
Chapter 2: Why are the snails with banded shells more likely to survive than the snails with yellow shells?
Chapter 3: Why were snails with yellow shells more likely to survive in their environment 10 years ago?
Chapter 4: How can engineers use what they learn from organisms’ traits to design solutions?
Chapter 1: Which island’s weather would be best for orangutans?
Chapter 2: Which island’s weather will continue to be best for orangutans?
Chapter 3: Over many years, which island’s weather will be best for orangutans?
Chapter 4: How can the WPO prepare for natural hazards that might damage their offices?
California myWorld Interactive, Grade 3
6 chapters, 68 skills
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California myWorld Interactive, Grade 3
6 chapters, 68 skills
Chapter 1: California's Geography and Resources
- Past Voices Showed Love for California's Nature
- Geography Shapes California's History
- Ecosystems Shaped Early Settlements
- People Bring Water to Dry Land
- Landforms Shape Our Community
- Californians Changed the Land to Use Its Resources
- Desert Extremes Create Unique Landscapes
- California Resources and Growing Industries
- Californians Learned to Conserve Resources
- Mountains Offer Peaks and Play
- Geographers Study Earth's Natural Features
- Regions Influenced How People Worked
Chapter 2: American Indians of California
- Groups Built Homes for the Climate
- Groups Made Clothes for the Climate
- California Indians Practice Unique Customs
- First People Settle California
- California Indians Preserve Their Heritage
- People Crafted Tools and Goods
- California Indians Used Nature to Survive
- Elders Tell Stories to Teach History
- California Indians Structured Village Life
- California Indians Craft Art from Nature
Chapter 3: Changes in California Over Time
- The Railroad Connects California
- Building Systems to Manage Water
- The Government Forces Indians onto Reservations
- Gold Seekers Displace California Indians
- Spanish Explorers Bring New Diseases and Conflict
- Communities Change Their Buildings
- Transportation Helped California Grow
- Rivals Explore the California Coast
- Explorers Claim a Shared Land
- People Rush to California for Gold
Chapter 4: Government, Landmarks, and Symbols
- American Indians Hold Dual Citizenship
- American Indians Formed Early Governments
- Americans Choose Their Leaders
- Symbols and Landmarks Show National Values
- Americans Celebrate Their History
- American Indians Protect Land and Country
- California Creates Its Own Identity
- Citizens Help Their Communities
- Citizens Help the Government Work
Chapter 5: Citizenship and Civic Engagement
- Communities Create Rules for Safety
- Community Heroes Serve Others
- Heroes Improve California Schools
- Citizens Help Their Communities
- Founding Fathers Form a New Nation
- Heroes Champion Rights for All
- Billie Jean King Fights for Equal Pay
- Farm Workers Organize for Fairness
- Technology Creates Digital Citizens
- Heroes Protect Rights and Freedoms
- Breaking Laws Brings Consequences
- Heroes Fight for Equal Rights
- Abolitionists Help End Slavery
- Historians Separate Fact from Fiction
Chapter 6: Economics
- People Improve Tools Over Time
- Early Settlers Provided for Themselves
- Groups Use Tools to Get Food
- Families Considered Needs and Wants
- Families Make Trade-Offs
- Americans Build Schools for Everyone
- People Use Skills to Meet Needs
- Early California Develops a Market Economy
- People Invest in Their Skills
- Businesses Used Ads to Sell Goods
- Schools Build Skills for Jobs
- Californians Used Resources to Build Industries
- Americans Value Meaningful Work
Eureka Math, Grade 3
18 chapters, 115 skills
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Eureka Math, Grade 3
18 chapters, 115 skills
Chapter 1: Multiplication and the Meaning of the Factors
Chapter 2: Division as an Unknown Factor Problem
Chapter 3: Multiplication Using Units of 2 and 3
Chapter 4: Division Using Units of 2 and 3
Chapter 5: Multiplication and Division Using Units of 4
- Solving Two-Step Word Problems with Division
- Using an Array to Multiply by 4
- Decompose Multiplication Using an Array
- Using Number Bonds to Relate Multiplication and Division
- Representing the Commutative Property with an Array
- Relating Multiplication and Division with Units of 3
- Using a Bar Diagram to Model Multiplication
Chapter 6: Distributive Property and Problem Solving Using Units of 2–5 and 10
- Solving Two-Step Word Problems with Tape Diagrams and Equations
- Simplifying Multiplication with the Commutative Property
- Write an Equation for the Distributive Property
- Using Estimation to Check Reasonableness
- Representing Decomposition with Number Bonds and Arrays
- Assessing Reasonableness Using Estimation
- Strategy 2: Modeling Puzzles with Tape Diagrams
- Solving Two-Step Problems with Multiplication and Addition/Subtraction
- Decomposing the Dividend with the Distributive Property
Chapter 7: Time Measurement and Problem Solving
Chapter 8: Measuring Weight and Liquid Volume in Metric Units
Chapter 16: Analysis of Patterns and Problem Solving Including Units of 0 and 1
Chapter 17: Multiplication of Single-Digit Factors and Multiples of 10
Chapter 18: Foundations for Understanding Area
Chapter 19: Concepts of Area Measurement
Chapter 20: Arithmetic Properties Using Area Models
Chapter 21: Applications of Area Using Side Lengths of Figures
- Area of Rectilinear Shapes by Decomposition
- Find the Area of a Composite Figure Using Decomposition or Completion
- Solve Word Problems Involving Area
- Calculate the Area of a Rectangle from a Floor Plan
- Find Area Using the Distributive Property
- Find Area of Composite Figures Using Subtraction
- Find an Unknown Side Length of a Rectangle
- Find Area by Decomposing into Rectangles
- Determine Missing Side Lengths of a Rectilinear Figure
- Find Unknown Side Lengths in Composite Figures
Chapter 22: Partitioning a Whole into Equal Parts
Chapter 26: Equivalent Fractions
- Partitioning Number Line Intervals
- Generating Equivalent Fractions by Multiplication
- Identifying Equivalent Fractions Using Area Models
- Reassembling Fractional Parts
- Identifying Equivalent Fractions Using Area Models
- Identifying Equivalent Fractions with Visual Models
- Concept: Comparing Fractions Requires Same-Sized Wholes
- Decomposing Fractions: Unit Fractions vs. Wholes
- Equivalent Fractions for One Whole
- Defining Equivalent Fractions
- Generalizing Equivalence Across Different Shapes
- Application: Comparing Rational Numbers in Word Problems
- Locating Whole Number Fractions on a Number Line
- Representing One Whole as a Fraction
- Compare Fractions on a Number Line
- Model Equivalent Fractions with Fraction Strips
- Expressing Whole Numbers as Fractions
- Identifying Equivalent Fractions on a Number Line
Chapter 27: Comparison, Order, and Size of Fractions
Chapter 28: Generate and Analyze Categorical Data
Pengi Social Studies (Grade 3)
7 chapters, 34 skills
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Pengi Social Studies (Grade 3)
7 chapters, 34 skills
Chapter 1: Geography: Where We Live
Chapter 2: The First People of Our Region
Chapter 3: Origins: How Communities Begin
Chapter 4: Then and Now: Continuity and Change
Chapter 5: Rules, Laws, and Government
Chapter 6: American Symbols and Heroes
Social Studies Alive! California's Communities
5 chapters, 59 skills
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Social Studies Alive! California's Communities
5 chapters, 59 skills
Chapter 1: Geography
- Historians Research the Past
- People Invent Tools to Change the Land
- Maps Tell Historical Stories
- People Create California's Heritage
- Americans Use Symbols to Share Ideas
- How Geography Shaped Work in California
- Geographers Organize the World's Places
- Europeans Explore the Americas
- People Change the Land to Live
- The United States Explores the West
- People and Nature Shape California's Landmarks
- People Use Maps to Find Places
Chapter 2: History - American Indians
Chapter 3: History - Settling California
- Immigrants Become U.S. Citizens
- Activists Win Rights for People with Disabilities
- Immigrant Life in California: Challenges and Successes
- Gold and Jobs Pull People to California
- Good Citizens Help Their Communities
- Spain Builds Missions in California
- Individuals Change Their Communities
- Farm Workers Organize for Better Conditions
- Ruby Bridges Integrates Schools
- People Built Towns and Cities
Chapter 4: Government and Citizenship
- More Citizens Gained the Right to Vote
- Leaders Challenged Injustice
- Elected Leaders Organize City Services
- The Government Creates New Rules
- Citizens Make Their Voices Heard
- Governments Provide Community Services
- Governments Divide Power into Three Branches
- Democracy Protects Minority Rights
- An Oil Spill Sparks Change
- Citizens Choose Their Leaders
- New Industries Pollute Air and Water
- Citizens Protect Their Communities
- Citizens Make Their Own Laws
- Citizens Demand Equal Rights
- People Search for Cleaner Power
- The Federal Government Enforces the Constitution
- People Act to Improve Their Community
Chapter 5: Economics
- People Weighed Costs and Benefits
- People Save Money in Different Ways
- People Make Economic Choices
- A Free Market Creates Choices
- People Plan Their Money with Budgets
- Businesses Reduce Production Costs
- Businesses Invest to Grow
- Profit Guides Business Decisions
- Supply Meets Demand in the Market
- Businesses Race to Deliver Mail Faster
- Buyers and Sellers Trade in a Market
- Entrepreneurs Start New Businesses
- Supply and Demand Set Prices
- People Make Choices with Limited Money
- People Save Money for Future Goals
Social Studies Alive! Our Community and Beyond
4 chapters, 78 skills
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Social Studies Alive! Our Community and Beyond
4 chapters, 78 skills
Chapter 1: Geography
- Europeans Bring Big Changes
- People Build Famous Landmarks
- Geographers Divide the Earth's Surface
- People Divide Countries into States
- Landmarks Represent Big Ideas
- People Define Borders on Land
- Geographers Divide the Earth
- People Create Countries with Borders
- Nature Creates Famous Places
- People Change Their Environment
- Geographers Study Earth's Features
- Settlers Force Native Americans from Their Lands
- Groups Adapted to Their Lands
- States Form the United States
- Students Use Tools to Read Maps
- People Adjust to Their Environment
- Geography Shapes a Region's Way of Life
- Tribes Trade Their Goods
- People Adapt to Nature's Dangers
- Tribes Develop Unique Cultures
Chapter 2: History
- One Action Creates Big Waves
- People Share Cultural Gifts
- One Person Creates Change
- Cultures Preserve Old Ways
- Activists Use Many Tools
- Groups Share a Way of Life
- Children Experience Different Daily Lives
- Cultures Express Unique Traditions
- The Great Wave of Immigration
- Leaders Speak for Different Groups
- Immigrants Form New Communities
- People Arrived from Around the World
- People Create a Shared Culture
- Good Citizens Improve Communities
- Newcomers Share Their Cultures
- Immigrants Become Citizens
- Groups of People Settle the Americas
- Artists Express Their Culture
- People Adapt to Their Land
- Immigrants Faced New Challenges
Chapter 3: Economics
- People Plan Their Spending
- Businesses Invest Savings to Grow
- Buyers and Sellers Create an Economy
- People Create Banks to Protect Savings
- Buyers and Sellers Form an Economy
- People Make Choices with Limited Resources
- Countries Exchange Resources and Products
- Profit Guides Business Decisions
- People Exchange Goods and Services
- Businesses Find Ways to Save
- People Weigh Costs and Benefits
- People Make Choices in a Free Market
- People Save for Future Goals
- Countries Choose Goods for Many Reasons
- People Pay More for Scarce Goods
- Supply Meets Demand to Set a Price
- Sellers Lower Prices on Extra Goods
- Countries Share Their Extra Goods
- Companies Expand Around the World
- Global Trade Helps and Hurts People
Chapter 4: Civics
- People Protect the Planet
- We Form a Global Community
- People Take Action to Make a Difference
- Local Governments Serve Communities
- Citizens Win Equal Rights
- Citizens and Leaders Do Their Jobs
- Communities Offer Public and Private Services
- People Protect Animal Homes
- People Take Care of Each Other
- Public Services Build Communities
- Governments Provide Services with Tax Money
- People Create Communities for Safety and Services
- Citizens Choose Their Leaders
- The Federal Government Leads the Nation
- Governments Use Taxes to Fund Services
- Citizens Speak Up for Change
- State Governments Help Their People
- California Indian Tribal Governments