Investigate Records
Grade K
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Unit A: Looking at Plants and Animals
- Lesson 1: Make Animals Models
- Lesson 2: Crickets Move
- Lesson 3: Frog's Life Cycle
- Lesson 4: Sort Dogs
- Lesson 5: Plant Parts
- Lesson 6: Measure Plant Growth
- Lesson 7: Compare Leaves
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Unit B: Where Plants and Animals Live
- Lesson 1: Living and Nonliving
- Lesson 2: Plant Needs
- Lesson 3: Finding Food
- Lesson 4: Model Pond Life
- Lesson 5: Meadow Homes
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Unit C: Looking at Earth
- Lesson 1: What Covers Earth?
- Lesson 2: Land Materials
- Lesson 3: Model Waves
- Lesson 4: Model Land Changes
- Lesson 5: Saving Paper
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Unit D: Looking at the Sky
- Lesson 1: Observe Weather
- Lesson 2: Compare Temperatures
- Lesson 3: Model Spring Growth
- Lesson 4: Hot Spot
- Lesson 5: Stay Warm
- Lesson 6: Day Sky and Night Sky
- Lesson 7: The Sun
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Unit E: Observing Objects
- Lesson 1: Snack in a Bag
- Lesson 2: Sort Shoes
- Lesson 3: Make Changes
- Lesson 4: Sort by Materials
- Lesson 5: Use Parts to Make Music
- Lesson 6: Feely Boxes
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Unit F: Things That Move
- Lesson 1: Investigate Shadows
- Lesson 2: Make Heat
- Lesson 3: Investigate Sound
- Lesson 4: Things That Move
- Lesson 5: Soft Push, Hard Push
- Lesson 6: Ball Drop
Grade 1
Unit A: Plants, Animals, and People
- Chapter 1: Plants
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- Lesson 1: Observe a Plant
- Lesson 2: Compare Leaves
- Lesson 3: Use Plant Models
- Chapter 2: Animals
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- Lesson 1: Hidden Animals
- Lesson 2: Classify Animals
- Lesson 3: A Cat's Life Cycle
- Chapter 3: People
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- Lesson 1: Model Your Body
- Lesson 2: A Person's Life
Unit B: Living Things and Where They Live
- Chapter 4: Living Things
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- Lesson 1: Classify Objects
- Lesson 2: Observe Plants
- Chapter 5: Where Plants and Animals Live
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- Lesson 1: Observe a Tree
- Lesson 2: Compare Animals
- Lesson 3: Wet or Dry
Unit C: Earth, Our Home
- Chapter 6: Looking at Our Earth
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- Lesson 1: Land and Water
- Lesson 2: Compare Rocks
- Lesson 3: Observe Soil
- Chapter 7: Caring for Our Earth
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- Lesson 1: Collect Pollution
- Lesson 2: A Waterwheel
- Lesson 3: Sort Your Trash
Unit D: Weather and the Sky
- Chapter 8: Weather and Seasons
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- Lesson 1: Record Weather
- Lesson 2: Measure Weather
- Lesson 3: Water Changes
- Lesson 4: Grow Plants
- Lesson 5: What to Wear
- Chapter 9: Changes in the Sky
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- Lesson 1: Observe the Sky
- Lesson 2: Day and Night
- Lesson 3: Moon Changes
- Lesson 4: Sun Changes
Unit E: Describing Matter
- Chapter 10: Observing Objects
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- Lesson 1: Classify Objects
- Lesson 2: Use Tools
- Lesson 3: Use Magnets
- Lesson 4: Float or Sink
- Chapter 11: Changes in Matter
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- Lesson 1: Compare Matter
- Lesson 2: Predict Changes
- Lesson 3: Make a Mixture
Unit F: Energy Sources and Motion
- Chapter 12: Heat, Light, and Sound
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- Lesson 1: Measure Heat
- Lesson 2: Shine Light
- Lesson 3: Make Sounds
- Lesson 4: Different Sounds
- Chapter 13: Moving Faster and Slower
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- Lesson 1: How Things Move
- Lesson 2: Compare Distance
- Lesson 3: Change Motion
Grade 2
Unit A: Plants and Animals
- Chapter 1: Plants Are Living Things
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- Lesson 1: Record Needs
- Lesson 2: Moving Water
- Lesson 3: Group Plants
- Lesson 4: Grow a Plant
- Chapter 2: Animals Are Living Things
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- Lesson 1: Explore Feathers
- Lesson 2: Compare Animals
- Lesson 3: Model Bird Beaks
- Chapter 3: Animal Life Cycles
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- Lesson 1: Match Animals
- Lesson 2: Triops Changes
Unit B: Environments and Energy
- Chapter 4: Environments
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- Lesson 1: Living or Nonliving
- Lesson 2: Make a Stream
- Lesson 3: Woodland Model
- Lesson 4: Predict Change
- Chapter 5: Energy Needs
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- Lesson 1: Make a Food Chain
- Lesson 2: Classify Foods
Unit C: Treasures From Earth
- Chapter 6: Rocks, Soil, and Fossils
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- Lesson 1: Compare Samples
- Lesson 2: Change the Land
- Lesson 3: Make Imprints
- Chapter 7: Using and Saving Resources
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- Lesson 1: Make a Pinwheel
- Lesson 2: Look for Pollution
- Lesson 3: Wasted Water
Unit D: Patterns in the Sky
- Chapter 8: Weather Patterns
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- Lesson 1: Compare Weather
- Lesson 2: Measure Heat
- Lesson 3: Compare Fabrics
- Chapter 9: Motions in the Sky
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- Lesson 1: Light and Heat
- Lesson 2: Observe Shadows
- Lesson 3: Moon Phases
- Lesson 4: Star Pictures
Unit E: Matter and Energy
- Chapter 10: Comparing Matter
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- Lesson 1: Measure Matter
- Lesson 2: Compare Matter
- Lesson 3: Observe Objects
- Chapter 11: Making Sound
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- Lesson 1: Observe Sound
- Lesson 2: Compare Sounds
- Lesson 3: Making Sounds
Unit F: Motion and Forces
- Chapter 12: Objects in Motion
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- Lesson 1: Observe Motion
- Lesson 2: Make Things Move
- Lesson 3: Measure Motion
- Chapter 13: Magnets
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- Lesson 1: Test Magnets
- Lesson 2: Classify Objects
- Lesson 3: Observe Force
Grade 3
Unit A: How Living Things Function
- Chapter 1: Parts of Plants
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- Lesson 1: Bean Bags
- Lesson 2: Leaf Detective
- Lesson 3: Cactus Spine
- Chapter 2: Classifying Animals
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- Lesson 1: Model a Backbone
- Lesson 2: Worm Work
- Lesson 3: Fossil Clues
- Chapter 3: Living Things Grow and Reproduce
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- Lesson 1: Growing Greens
- Lesson 2: Caterpillar Change
- Lesson 3: Peas in a Pod
Unit B: Living Things in Their Environment
- Chapter 4: Survival of Living Things
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- Lesson 1: Staying Alive
- Lesson 2: Competition
- Lesson 3: Best Bird Beak
- Lesson 4: Feather Failure
- Chapter 5: Food Chains
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- Lesson 1: Soak Up the Sun
- Lesson 2: Food-Chain Mobile
- Lesson 3: Match Things Up
Unit C: Earth's Surface
- Chapter 6: Earth's Crust
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- Lesson 1: Earth's Surface
- Lesson 2: Volcano Blast!
- Lesson 3: Stones and Sand
- Chapter 7: Protecting Earth's Resources
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- Lesson 1: What It's Made Of
- Lesson 2: Solar Oven
- Lesson 3: Long-Lived Litter
Unit D: The Earth in Space
- Chapter 8: Patterns in Earth's Atmosphere
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- Lesson 1: Water and Ice
- Lesson 2: Weather Report
- Lesson 3: World Weather
- Chapter 9: Our Solar System
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- Lesson 1: Making a Telescope
- Lesson 2: Planet Movements
- Lesson 3: Orbiting the Sun
- Chapter 10: Cycles and Patterns in Space
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- Lesson 1: A Long Day
- Lesson 2: Moon Motion
- Lesson 3: Star Gazing
Unit E: Matter
- Chapter 11: Matter Changes
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- Lesson 1: Sorting Shells
- Lesson 2: Change It
- Lesson 3: A Rusty Change
- Chapter 12: Mixtures
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- Lesson 1: The Great Mix-Up
- Lesson 2: Un-mixing Mixtures
- Lesson 3: Shake It Up!
Unit F: Energy and Change
- Chapter 13: Forms of Energy
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- Lesson 1: Launch It!
- Lesson 2: Seeing Sounds
- Lesson 3: Circuit Search
- Chapter 14: Heat, Temperature, and Light
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- Lesson 1: Feel the Heat
- Lesson 2: Track Temperature
- Lesson 3: Shining Light
- Chapter 15: Force and Motion
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- Lesson 1: Polar Opposites
- Lesson 2: Moving Marbles
- Lesson 3: Load Them Up
Grade 4
Unit A: Organization of Living Things
- Chapter 1: Life Processes
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- Lesson 1: Close Up!
- Lesson 2: What's Needed
- Chapter 2: Human Body Systems
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- Lesson 1: Saliva Science
- Lesson 2: How You Rate
- Lesson 3: Modeling an Arm
- Chapter 3: Life Cycles
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- Lesson 1: Seed Search
- Lesson 2: Monitor Mealworms
- Lesson 3: Cats and Kittens
- Chapter 4: Responses of Living Things
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- Lesson 1: Straight Up or Sideways
- Lesson 2: Fish School
Unit B: Ecosystems
- Chapter 5: Parts of Ecosystems
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- Lesson 1: Life Support
- Lesson 2: Right at Home
- Lesson 3: Organisms Interact
- Chapter 6: Matter and Energy in Ecosystems
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- Lesson 1: A Tangled Web
- Lesson 2: Growing Mold
- Chapter 7: Adaptation and Extinction
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- Lesson 1: A Mealworm Home
- Lesson 2: Algae Growth
- Lesson 3: Make a Fossil
Unit C: The Solid Earth
- Chapter 8: Forces that Shape Earth's Surface
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- Lesson 1: Looking at Rocks
- Lesson 2: Earthquaker
- Lesson 3: A Model Glacier
- Chapter 9: Managing Earth's Resources
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- Lesson 1: Mix It Up
- Lesson 2: Sample the Soil
- Lesson 3: Now You See It
Unit D: The Atmosphere and Beyond
- Chapter 10: Using Weather Data
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- Lesson 1: Balancing Air
- Lesson 2: Water Cycle Model
- Lesson 3: Local Forecast
- Lesson 4: Land and Water
- Chapter 11: Looking at the Universe
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- Lesson 1: Sun Effects
- Lesson 2: Outer Planets
- Lesson 3: Earth-Moon Model
- Lesson 4: Star Clock
Unit E: The Nature of Matter
- Chapter 12: Properties of Matter
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- Lesson 1: Compare Matter
- Lesson 2: Measure It
- Lesson 3: Compare Liquids
- Chapter 13: How Matter Changes
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- Lesson 1: Matter Changes
- Lesson 2: Balloon Bath
- Lesson 3: Making Mixtures
- Lesson 4: A Cool Change
Unit F: Energy and Motion
- Chapter 14: Energy Changes
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- Lesson 1: Energy Swing
- Lesson 2: Point of View
- Lesson 3: Changing Sounds
- Lesson 4: Moving Water
- Chapter 15: Electricity and Magnetism
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- Lesson 1: Build a Charge
- Lesson 2: Make a Bulb Light
- Lesson 3: Pick It Up
- Lesson 4: Stick to It!
- Chapter 16: Motion and Machines
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- Lesson 1: Keep It Rolling!
- Lesson 2: Away You Go!
- Lesson 3: Balancing Act
Grade 5
Unit A: The Life Processes
- Chapter 1: Cells
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- Lesson 1: Get Closer!
- Lesson 2: Watch Yeast Feast!
- Lesson 3: Sort What You See
- Lesson 4: Exploring Tissues
- Chapter 2: Plant Systems
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- Lesson 1: Keeping Green
- Lesson 2: Losing Water
- Lesson 3: Inside a Flower
- Chapter 3: Traits of Living Things
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- Lesson 1: Trait Tabulation
- Lesson 2: Chromosome Combinations?
Unit B: Interactions Among Living Things
- Chapter 4: Ecosystems, Communities, and Biomes
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- Lesson 1: Look at Life
- Lesson 2: Compare Biomes
- Lesson 3: Model Energy Flow
- Chapter 5: Life in Ecosystems
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- Lesson 1: Worm and Fish Habitats
- Lesson 2: Limits to Growth
- Lesson 3: Rising Sea Level
Unit C: Earth Systems
- Chapter 6: Earth's Changing Surface
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- Lesson 1: Model a Map
- Lesson 2: Rock Erosion
- Lesson 3: Set Up a Streaming Slope
- Chapter 7: Earth's Structure
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- Lesson 1: A Model World
- Lesson 2: Picking Out a Pattern
- Lesson 3: Make a Mountain!
- Chapter 8: Using Resources Wisely
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- Lesson 1: Just a Spoonful!
- Lesson 2: A Mighty Wind!
- Lesson 3: Recycling!
Unit D: Atmosphere and Solar System
- Chapter 9: Weather and Climate
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- Lesson 1: Lighten Up!
- Lesson 2: The Pressure's On!
- Chapter 10: Earth and Its Moon
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- Lesson 1: Reasons for Seasons
- Lesson 2: It's Just a Phase!
- Chapter 11: Exploring Space
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- Lesson 1: A Very Long Trip!
- Lesson 2: Scaling the Solar System
- Lesson 2: Star Search!
Unit E: Kinds of Matter
- Chapter 12: The Structure of Matter
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- Lesson 1: Smash It!
- Lesson 2: Compare Elements
- Lesson 3: Splitting Water
- Chapter 13: Characteristics of Matter
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- Lesson 1: Oil and Water
- Lesson 2: Milk and Vinegar
- Lesson 3: Sand, Salt, Solutions
- Chapter 14: Changes of State
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- Lesson 1: Vanishing Volume
- Lesson 2: Making Rain
Unit F: Forms of Energy
- Chapter 15: Forces, Motion, and Work
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- Lesson 1: Monster Trucks
- Lesson 2: Ramping It Up
- Lesson 3: Exploring Magnets
- Chapter 16: Energy and Waves
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- Lesson 1: Rollerball
- Lesson 2: Getting in Tune
- Lesson 3: Bouncing Beam
- Chapter 17: Temperature and Heat
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- Lesson 1: Melting and Ice
- Lesson 2: The Melting Point
- Chapter 18: Electrical Energy
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- Lesson 1: Store a Charge!
- Lesson 2: Light Bulb Circuit
- Lesson 3: Motorized Electricity
Grade 6
Unit A: Continuity of Life
- Chapter 1: Classifying Organisms
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- Lesson 1: A Closer Look
- Lesson 2: Dichotomous Key
- Lesson 3: Organizing Animals
- Chapter 2: Cell Structure and Function
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- Lesson 1: Building a Plant Cell
- Lesson 2: Moving Through!
- Lesson 3: Controlling Bacteria
- Chapter 3: Reproduction and Heredity
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- Lesson 1: New Plants!
- Lesson 2: Split Your Sides
- Lesson 3: Here's Looking at You!
- Chapter 4: Change Over Time
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- Lesson 1: Find Out About Fossils
- Lesson 2: Out on a Limb
Unit B: The Changing Environment
- Chapter 5: Cycles in the Biosphere
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- Lesson 1: You're in the Cycle
- Lesson 2: Bag It!
- Lesson 3: Identify Your Food
- Chapter 6: Earth's Ecosystems
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- Lesson 1: Studying Your Biome
- Lesson 2: An Owl's Dinner
- Lesson 3: Body Color and Survival
- Chapter 7: Populations
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- Lesson 1: Game of Numbers
- Lesson 2: Disaster Recovery
Unit C: The Dynamic Earth
- Chapter 8: The Rock Cycle
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- Lesson 1: Scratch It!
- Lesson 2: Name That Rock!
- Chapter 9: The Dynamic Earth
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- Lesson 1: Be a Time Traveler!
- Lesson 2: Model Pangaea!
- Lesson 3: Shake It!
- Chapter 10: Earth's Energy Resources
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- Lesson 1: 3…2…1…Oil Game Over?
- Lesson 2: Power It with Sunlight!
Unit D: Earth in the Universe
- Chapter 11: Global Weather Systems
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- Lesson 1: Warming Up!
- Lesson 2: Spin It!
- Lesson 3: Being a Weather Forecaster
- Chapter 12: Earth, Moon, and Sun
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- Lesson 1: Make a Sundial
- Lesson 2: Lights Out
- Lesson 3: Turning the TIde
- Chapter 13: The Solar System and Beyond
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- Lesson 1: Model Fun!
- Lesson 2: Super Star!
Unit E: Matter and Its Properties
- Chapter 14: Composition of Matter
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- Lesson 1: A Giant Atom
- Lesson 2: Penny Bright
- Lesson 3: How Sweet
- Lesson 4: Acid Test
- Chapter 15: Physical and Chemical Changes
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- Lesson 1: Cool the Air
- Lesson 2: Making Change
- Lesson 3: It's a Gas!
Unit F: Energy, Forces, and Motion
- Chapter 16: Energy
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- Lesson 1: Swing Time!
- Lesson 2: Make Waves!
- Lesson 3: Circling Around!
- Chapter 17: Light and Its Properties
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- Lesson 1: Mix It Up!
- Lesson 2: Let It Shine!
- Chapter 18: Electricity and Magnetism
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- Lesson 1: Get Wired
- Lesson 2: Where Is North?
- Chapter 19: Motion, Gravity, and Work
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- Lesson 1: Make a Parachute
- Lesson 2: Move a Cube
- Lesson 3: Lifting, Lifting