Cricket Connections
Grade K
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Unit A: From Egg to Salamander
Unit B: Beneath Your Feet
Unit C: Water, Water Everywhere!
Unit D: A World of Wind
Unit E: What Comes from What?
Unit F: North, South, East, West
Grade 1
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Unit A: Forever Flying
- Chapter 1: A Tree Is Alive and A Sugar Maple Tree
- Lesson 1: A Tree Is Alive and A Sugar Maple Tree
- Lesson 2: Seeds Grow
- Lesson 3: A Tree Is Alive and A Sugar Maple Tree
- Chapter 2: Tricky Animals
- Lesson 1: Tricky Animals
- Lesson 2: Different Ways of Living
- Lesson 3: Forever Flying
- Chapter 3: Yo Wants to Know
- Lesson 1: Yo Wants to Know
- Lesson 2: Yo Wants to Know
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Unit B: Different Ways of Living
- Chapter 4: Feed Me!
- Lesson 1: Living Colors of a Coral Reef
- Lesson 2: Feed Me!
- Chapter 5: A Winter Walk in the Woods
- Lesson 1: A Winter Walk in the Woods
- Lesson 2: Who Shares the Lake?
- Lesson 3: Day and Night in the Desert
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Unit C: Beatrice Black Bear
- Chapter 6: A House Made of Dirt
- Lesson 1: Who Shares the Lake?
- Lesson 2: Backyard Treasures
- Lesson 3: A House Made of Dirt
- Chapter 7: Who Shares the Lake?
- Lesson 1: Swimming with the Pod
- Lesson 2: Beatrice Black Bear
- Lesson 3: It's a Ball of Poop
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Unit D: A Total Eclipse of the Sun
- Chapter 8: Meet a Meteorologist
- Lesson 1: Meet a Meteorologist
- Lesson 2: Meet a Meteorologist
- Lesson 3: A Visit to the Lighthouse
- Lesson 4: Yo Wants to Know
- Lesson 5: Yo Wants to Know
- Chapter 9: How We Know About the Sun
- Lesson 1: Day and Night in the Desert
- Lesson 2: A Total Eclipse of the Sun
- Lesson 3: Looking Closer at the Moon
- Lesson 4: How We Know About the Sun
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Unit E: Exploring Space
- Chapter 10: Eye, Magnifying Glass, Microscope
- Lesson 1: Eye, Magnifying Glass, Microscope
- Lesson 2: Click & the Kids
- Lesson 3: Magnet Races
- Lesson 4: Boats, Boats, Boats!
- Chapter 11: Fossils: Clues to Earth Long Ago
- Lesson 1: Eye, Magnifying Glass, Microscope
- Lesson 2: The Weather Glass
- Lesson 3: It's a Ball of Poop
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Unit F: Lift Off!
- Chapter 12: Gifts of the Sun
- Lesson 1: Gifts of the Sun
- Lesson 2: Gifts of the Sun
- Lesson 3: Making a Guitar
- Lesson 4: Making a Guitar
- Chapter 13: Blowing in the Wind
- Lesson 1: Blowing in the Wind
- Lesson 2: Lift Off!
- Lesson 3: Blowing in the Wind
Grade 2
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Unit A: Born to Run
- Chapter 1: Little School on the Prairie
- Lesson 1: A Living Fossil
- Lesson 2: Little School on the Prairie
- Lesson 3: A Garden in the City
- Lesson 4: Little School on the Prairie
- Chapter 2: If You Could Fly like a Bird
- Lesson 1: If You Could Fly like a Bird
- Lesson 2: Harpo's World
- Lesson 3: Born to Run
- Chapter 3: Dino Eggs…And What's Inside
- Lesson 1: Mystery of the Disappearing Mouse
- Lesson 2: Dino Eggs…And What's Inside
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Unit B: Brrrr! Above the Tree Line!
- Chapter 4: Wild in the City
- Lesson 1: Brrrr! Above the Tree Line!
- Lesson 2: Click & the Kids
- Lesson 3: Forest in Winter
- Lesson 4: Wild in the City
- Chapter 5: You Don't Need Dirt!
- Lesson 1: Mystery of the Disappearing Mouse
- Lesson 2: You Don't Need Dirt!
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Unit C: Made of Mud
- Chapter 6: Nestor's Dock
- Lesson 1: Nestor's Dock
- Lesson 2: Marvin and Friends
- Lesson 3: Dino Eggs…And What's Inside
- Chapter 7: Above the Earth
- Lesson 1: Made of Mud
- Lesson 2: Above the Earth
- Lesson 3: Above the Earth
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Unit D: Family of Planets
- Chapter 8: Deadly Storms
- Lesson 1: Deadly Storms
- Lesson 2: Forest in Winter
- Lesson 3: Forest in Winter
- Chapter 9: Click & the Kids
- Lesson 1: Family of Planets
- Lesson 2: Family of Planets
- Lesson 3: Dozens of Cousins, Trillions of Stars
- Lesson 4: Click & the Kids
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Unit E: Music Comes from Everywhere!
- Chapter 10: Extending Sight
- Lesson 1: Frozen Art: Wall of Ice
- Lesson 2: Frozen Art: Wall of Ice
- Lesson 3: Extending Sight
- Chapter 11: Echolocation Echo…What?
- Lesson 1: Music Comes from Everywhere!
- Lesson 2: Echolocation Echo…What?
- Lesson 3: Herring Hellos
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Unit F: Ask Jimmy and the Bug
- Chapter 12: Flying Stones
- Lesson 1: Ask Jimmy and the Bug
- Lesson 2: Ask Jimmy and the Bug
- Lesson 3: Flying Stones
- Chapter 13: Lost? Not if You're a Lobster
- Lesson 1: Magnetic Fluids
- Lesson 2: Magnetic Fluids
- Lesson 3: Lost? Not if You're a Lobster
Grade 3
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Unit A: Becoming the Horse
- Chapter 1: A Walk in the Woods
- Lesson 1: Menus from Mars
- Lesson 2: A Walk in the Woods
- Lesson 3: A Walk in the Woods
- Chapter 2: First in Flight?
- Lesson 1: Becoming the Horse
- Lesson 2: Diggin' Dirt
- Lesson 3: First in Flight?
- Chapter 3: The Clock Inside You
- Lesson 1: Blazing Forests
- Lesson 2: The Clock Inside You
- Lesson 3: Becoming a Champion
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Unit B: Home Is Where the Heat Is
- Chapter 4: Alien Invasion
- Lesson 1: Home Is Where the Heat Is
- Lesson 2: Alien Invasion
- Lesson 3: Would You Survive in Antarctica?
- Lesson 4: Diving to Rescue Coral Reefs
- Chapter 5: Ask Jimmy and the Bug
- Lesson 1: Ask Jimmy and the Bug
- Lesson 2: Diggin' Dirt
- Lesson 3: Deserts—What and Where
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Unit C: Deserts—What and Where
- Chapter 6: Don't Wash That Dirt Away
- Lesson 1: Deserts—What and Where
- Lesson 2: A Whole Lotta Rodent!
- Lesson 3: Don't Wash That Dirt Away
- Chapter 7: Diving to Rescue Coral Reefs
- Lesson 1: The Remarkable and Useful Date Palm
- Lesson 2: Sailing to the Stars
- Lesson 3: Diving to Rescue Coral Reefs
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Unit D: Don't Clean Your Room…
- Chapter 8: Exploring the Sahara
- Lesson 1: Icebergs: Floating Snow Cones
- Lesson 2: Did You Really See That?
- Lesson 3: Exploring the Sahara
- Chapter 9: Science Scoops: Pluto: A Planet or Not?
- Lesson 1: Blasting into Space
- Lesson 2: Science Scoops: Pluto: A Planet or Not?
- Lesson 3: Ask Jimmy and the Bug
- Chapter 10: Ask Jimmy and the Bug
- Lesson 1: Tidal Power—It's Out of This World
- Lesson 2: Exploring Space
- Lesson 3: Exploring Space
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Unit E: Ask Jimmy and the Bug
- Chapter 11: Snowballs in Summer
- Lesson 1: Snowballs in Summer
- Lesson 2: Snowballs in Summer
- Lesson 3: Ask Jimmy and the Bug
- Chapter 12: Ask Jimmy and the Bug
- Lesson 1: Ask Jimmy and the Bug
- Lesson 2: Ask Jimmy and the Bug
- Lesson 3: Ask Jimmy and the Bug
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Unit F: Sailing to the Stars
- Chapter 13: Harpo's World
- Lesson 1: Harpo's World
- Lesson 2: SURF'S UP in San Diego
- Lesson 3: What Is Lightning?
- Chapter 14: Ask Jimmy and the Bug
- Lesson 1: Sailing to the Stars
- Lesson 2: Old Cold: Living in Ice Age America
- Lesson 3: Ask Jimmy and the Bug
- Chapter 15: Stop It!
- Lesson 1: Putting Wings to Work
- Lesson 2: Stop It!
- Lesson 3: Harpo's World
Grade 4
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Unit A: The Lowly Lichen
- Chapter 1: Flashing Reds
- Lesson 1: The Lowly Lichen
- Lesson 2: Flashing Reds
- Chapter 2: Taking the Ultimate Plunge
- Lesson 1: Burning Carbs
- Lesson 2: Taking the Ultimate Plunge
- Lesson 3: Dancers on Wheels
- Chapter 3: How Long Can People Live?
- Lesson 1: Flashing Reds
- Lesson 2: How Long Can People Live?
- Lesson 3: Science Scoops: Forget Your Homework? Blame Mom!
- Chapter 4: Science Scoops: Lobsters Know the Way
- Lesson 1: Science Scoops: Lobsters Know the Way
- Lesson 2: Science Scoops: A “Chip” Off the Ol' Block
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Unit B: A Solution Takes Wing
- Chapter 5: Life Below Zero
- Lesson 1: Life Below Zero
- Lesson 2: Life Below Zero
- Lesson 3: Close Encounters in the Rain Forest
- Chapter 6: Close Encounters in the Rain Forest
- Lesson 1: Science Scoops: Crime Scene Insects
- Lesson 2: Science Scoops: Crime Scene Insects
- Chapter 7: What's the Fuss About Frogs?
- Lesson 1: A Solution Takes Wing
- Lesson 2: What's the Fuss About Frogs?
- Lesson 3: Stones & Bones: Jurassic Barf
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Unit C: Is Hawaii the Result of a Big Bang?
- Chapter 8: Glaciers: Incredible Frozen Time Machines
- Lesson 1: Science Scoops: Rocking the Earth
- Lesson 2: Is Hawaii the Result of a Big Bang?
- Lesson 3: Glaciers: Incredible Frozen Time Machines
- Chapter 9: S'more Energy, Please!
- Lesson 1: S'more Energy, Please!
- Lesson 2: What's So Special About HEVs?
- Lesson 3: What's So Special About HEVs?
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Unit D: Other Worlds, Other Storms
- Chapter 10: Weather Forecast for June 2263
- Lesson 1: It Isn't Always Best to Share
- Lesson 2: Floods
- Lesson 3: Weather Forecast for June 2263
- Lesson 4: Weather Forecast for June 2263
- Chapter 11: The Powers of Pressure
- Lesson 1: S'more Energy, Please!
- Lesson 2: Other Worlds, Other Storms
- Lesson 3: Power Bites: Plug into the Moon!
- Lesson 4: The Powers of Pressure
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Unit E: Science Scoops: Expansive Crystals
- Chapter 12: Fire and Ice
- Lesson 1: Science Scoops: Expansive Crystals
- Lesson 2: Fire and Ice
- Lesson 3: Science Scoops: War of the Roses
- Chapter 13: Candy Can Be a Gas!
- Lesson 1: Candy Can Be a Gas!
- Lesson 2: James Watt and the Bubbling Kettle
- Lesson 3: Bottled Bubbles
- Lesson 4: Burning Carbs
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Unit F: This Car Runs on Thin Air!
- Chapter 14: Biofuels: The Ultimate in Recycling
- Lesson 1: Biofuels: The Ultimate in Recycling
- Lesson 2: Science Scoops: Beam Me Up, Scotty!
- Lesson 3: Hear Ye! Hear Ye! Read All About It!
- Lesson 4: James Watt and the Bubbling Kettle
- Chapter 15: Power Bites: Personal Power
- Lesson 1: The “Electric Kiss”
- Lesson 2: Power Bites: Personal Power
- Lesson 3: How Maglevs Work
- Lesson 4: Do Sharks Have a Sixth Sense?
- Chapter 16: Perpetual Motion Quiz
- Lesson 1: Perpetual Motion Quiz
- Lesson 2: Perpetual Motion Quiz
- Lesson 3: This Car Runs on Thin Air!
Grade 5
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Unit A: The Secret World of Biological Warfare
- Chapter 1: Borrowing from Biology—Nature's Nanotechnology
- Lesson 1: Borrowing from Biology—Nature's Nanotechnology
- Lesson 2: The Secret World of Biological Warfare
- Lesson 3: Animal Angles: Life Form X
- Lesson 4: Borrowing from Biology—Nature's Nanotechnology
- Chapter 2: One Ugly Plant!
- Lesson 1: One Ugly Plant!
- Lesson 2: Pipelines and Pressure: The Story of Maple Syrup
- Lesson 3: One Ugly Plant!
- Chapter 3: Science Scoops: Does Having Boys or Girls Run in the Family?
- Lesson 1: Science Scoops: Does Having Boys or Girls Run in the Family?
- Lesson 2: Now You See It…Soon You Won't?
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Unit B: Now You See It…Soon You Won't?
- Chapter 4: “The Worms Crawl In, the Worms Crawl Out…”
- Lesson 1: “The Worms Crawl In, the Worms Crawl Out…”
- Lesson 2: Echoes of Greenland
- Lesson 3: “The Worms Crawl In, the Worms Crawl Out…”
- Chapter 5: Science Scoops: Killer Dust!
- Lesson 1: Science Scoops: Killer Dust!
- Lesson 2: Now You See It…Soon You Won't?
- Lesson 3: Science Scoops: Scientists Turn Down the Heat
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Unit C: What Makes the Generators Run?
- Chapter 6: A Lumpy Planet
- Lesson 1: Going Up: Life in the Death Zone
- Lesson 2: Science Scoops: Mount Everest Tops Itself
- Lesson 3: A Lumpy Planet
- Chapter 7: Science Scoops: What's in Vesuvius' Belly?
- Lesson 1: A Lumpy Planet
- Lesson 2: Science Scoops: What's in Vesuvius' Belly?
- Lesson 3: Science Scoops: What's in Vesuvius' Belly?
- Chapter 8: Science Scoops: Scientists Turn Down the Heat
- Lesson 1: Science Scoops: Scientists Turn Down the Heat
- Lesson 2: How Old Is Old?
- Lesson 3: What Makes the Generators Run?
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Unit D: The Worst Weather, the Best Place
- Chapter 9: Daniel Gropper Gauges the Weather
- Lesson 1: The Worst Weather, the Best Place
- Lesson 2: Daniel Gropper Gauges the Weather
- Chapter 10: Science Scoops: And…Reflections of Earth's Climate
- Lesson 1: The Great Eight
- Lesson 2: Science Scoops: And…Reflections of Earth's Climate
- Chapter 11: Science Scoops: Spacecraft Snaps Record Image
- Lesson 1: Science Scoops: Spacecraft Snaps Record Image
- Lesson 2: Science Scoops: Spacecraft Snaps Record Image
- Lesson 3: Stargazing with Jack Horkheimer
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Unit E: Science Scoops: Space-Age Polymer Sprays on Strength
- Chapter 12: Science Scoops: Slip-Sliding Away…No More?
- Lesson 1: Mitochondria: Powerhouses of the Cell
- Lesson 2: Science Scoops: Slip-Sliding Away…No More?
- Lesson 3: Science Scoops: Space-Age Polymer Sprays on Strength
- Chapter 13: Freezing Physics
- Lesson 1: A Big Fat Italian Dinner
- Lesson 2: Freezing Physics
- Lesson 3: Pipelines and Pressure: The Story of Maple Syrup
- Chapter 14: The Great Ice-Skating Competition
- Lesson 1: The Great Ice-Skating Competition
- Lesson 2: The Great Ice-Skating Competition
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Unit F: Oceans of Energy
- Chapter 15: Science Scoops: The World's Tiniest Thermometer
- Lesson 1: Science Scoops: Walk This Way!
- Lesson 2: Science Scoops: The World's Tiniest Thermometer
- Lesson 3: Circles in the Sky
- Chapter 16: Bouncing off the Walls
- Lesson 1: Oceans of Energy
- Lesson 2: Bouncing off the Walls
- Lesson 3: Science Scoops: And…Reflections of Earth's Climate
- Chapter 17: Generous Geothermals
- Lesson 1: Generous Geothermals
- Lesson 2: Animal Angles: Berry Interesting!
- Chapter 18: Blackout!
- Lesson 1: Blackout!
- Lesson 2: A “Bit” About Silicon
- Lesson 3: Blackout!
Grade 6
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Unit A: The Face of Immortality?
- Chapter 1: Science Scoops: Order! Order!
- Lesson 1: Science Scoops: Order! Order!
- Lesson 2: The Face of Immortality?
- Lesson 3: Animal Angles: War in the Animal Kingdom
- Chapter 2: The Science of Smallpox
- Lesson 1: The Face of Immortality?
- Lesson 2: The Science of Smallpox
- Lesson 3: The Science of Smallpox
- Chapter 3: Your DNA Profile: The Identity You Can't Escape
- Lesson 1: Amazing Migrations
- Lesson 2: Science Scoops: Black Cats Have Good Luck!
- Lesson 3: Your DNA Profile: The Identity You Can't Escape
- Chapter 4: Stones & Bones: Leapin' Lizards—Alligator Aerobics
- Lesson 1: Stones & Bones: Leapin' Lizards—Alligator Aerobics
- Lesson 2: What Is Serendipity?
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Unit B: Toad-ally Out of Control
- Chapter 5: The Soil…It's Alive!
- Lesson 1: Rescue! EMTs on the Job
- Lesson 2: The Soil…It's Alive!
- Lesson 3: Rebuilding the Food Pyramid
- Chapter 6: Animal Angles: Frogs' Friends
- Lesson 1: Squeezed to the Extreme
- Lesson 2: Animal Angles: Frogs' Friends
- Lesson 3: Toad-ally Out of Control
- Chapter 7: Animal Angles: Prairie Dogs Under Pressure
- Lesson 1: Animal Angles: Prairie Dogs Under Pressure
- Lesson 2: Science Scoops: Kilimanjaro Snowcap May Melt Soon
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Unit C: From the Ground Up
- Chapter 8: That Inner Glow
- Lesson 1: From the Ground Up
- Lesson 2: That Inner Glow
- Chapter 9: Making Mountains
- Lesson 1: Volcano!
- Lesson 2: Making Mountains
- Lesson 3: Making Mountains
- Chapter 10: Fowl Fuel
- Lesson 1: To Drill or Not to Drill
- Lesson 2: Fowl Fuel
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Unit D: What Really Causes the Ice Ages?
- Chapter 11: Eye on Hurricanes
- Lesson 1: Science Scoops: Stratospheric Memory!
- Lesson 2: What Really Causes the Ice Ages?
- Lesson 3: Eye on Hurricanes
- Chapter 12: What Causes the Tides?
- Lesson 1: Science Scoops: A Huge Eruption on the Sun!
- Lesson 2: Celestial Coincidence
- Lesson 3: What Causes the Tides?
- Chapter 13: The Planets That Aren't
- Lesson 1: The Planets That Aren't
- Lesson 2: Firestorm: Weather on a Neutron Star
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Unit E: Science Scoops: Fragrant Waste?
- Chapter 14: Make It Snow!
- Lesson 1: Iceland: Where Hydrogen Energy Is Hot!
- Lesson 2: Make It Snow!
- Lesson 3: Spinning Superstuff
- Lesson 4: Animal Angles: Frogs' Friends
- Chapter 15: Iceland: Where Hydrogen Energy Is Hot!
- Lesson 1: Snowball Art
- Lesson 2: Iceland: Where Hydrogen Energy Is Hot!
- Lesson 3: Science Scoops: Fragrant Waste?
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Unit F: Paint the Sky Blue
- Chapter 16: Power Bites: Celestial “Black Out”
- Lesson 1: Power Bites: Celestial “Black Out”
- Lesson 2: Paint the Sky Blue
- Lesson 3: When the Heavens Dance
- Chapter 17: Fiber-Optic Wonder
- Lesson 1: Riding the Electromagnetic Wave
- Lesson 2: Fiber-Optic Wonder
- Chapter 18: Riding the Electromagnetic Wave
- Lesson 1: When the Heavens Dance
- Lesson 2: Riding the Electromagnetic Wave
- Chapter 19: Flights of Fancy: Leonardo's Flying Machines
- Lesson 1: Springing Down the Street
- Lesson 2: Flights of Fancy: Leonardo's Flying Machines
- Lesson 3: Whirligig Science