Passage
Grades 3–5
Cells Tissues Organs
life science · NGSS 4-LS1-1
$1.50
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“pit organs” worksheets and activities
102 resultsPassage
Grades 3–5
How Bones Protect Organs
life science · NGSS 4-LS1-1
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Passage
Grades 5–8
Levels of Organization
life science · MS-LS1-3
$1.50
Passage
Grade 6
From Cells to Organisms
life science
$1.50
Passage
Grades 5–8
Organization of the Human Body
life science · MS-LS1-3
$1.50
Passage
Grades 3–6
How Snakes Sense Heat
life science
$1.50
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Passage
Grades 3–5
How Organ Systems Work Together
life science · NGSS 4-LS1-1
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Passage
Grades 5–8
Frequency and Pitch
physical science · MS-PS4-1
$1.50
Passage
Grades 3–5
Animal Internal Structure
life science · NGSS 4-LS1-1
$1.50
Passage
Grades 6–8
What Are Fossil Fuels
earth science · MS-ESS3-1
$1.50
Passage
Grades 6–8
How Decomposers Return Carbon to the Soil
earth science · MS-ESS2-1
$1.50
Passage
Grades 6–8
How Mining Impacts the Environment
earth science · MS-ESS3-3
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Passage
Grades 6–8
How Does Biomass Store and Release Energy
earth science · MS-ESS3-1
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Passage
Grade 6
The Nervous System and Sensory Receptors
life science
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Passage
Grades 3–5
Biomass Energy
physical science · NGSS 4-ESS3-1
$1.50
Passage
Grades 3–6
Senses and Brain
life science
Free
Passage
Grades 3–5
How Our Eyes and Ears Work
life science · NGSS 4-LS1-2
$1.50
Passage
Grades 3–5
How Animals Use Smell and Touch
life science · NGSS 4-LS1-2
$1.50
Passage
Grades 5–8
Could There Be Life on Enceladus
earth science · MS-ESS1-1
$1.50
Passage
Grade 6
Commensalism: A Relationship Helping One
life science
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Passage
Grades 5–8
The Gaia Hypothesis
science
Free
Passage
Grade 6
Aortic Pathway
science
$1.50
Passage
Grades 3–5
How Animal Lungs Work
life science · NGSS 4-LS1-1
$1.50
Interactive
Grades 3–5
Life Cycle Stages
science
$1.50
Passage
Grades 3–5
What Are Plant Structures
life science · NGSS 4-LS1-1
$1.50
Passage
Grades 3–5
How Animal Hearts Work
life science · NGSS 4-LS1-1
Free
Passage
Grades 5–8
Fertilization and Early Development
life science · MS-LS1-4
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Passage
Grades 5–8
Soil Formation and Composition
science · MS-ESS2-1
$1.50
Passage
Grades 5–8
Abiotic Factors in Ecosystems
life science · MS-LS2-1
$1.50
Passage
Grades 5–8
Musical Instruments and Sound
physical science · MS-PS4-1
Free
Passage
Grades 3–5
Layers of the Skin
life science · NGSS 4-LS1-1
$1.50
Passage
Grades 5–8
How Does Air Pollution Affect Organisms? A Reading Passage on Ecosystems
weather and climate
$1.50
Passage
Grades 7–9
How Can We Help Pollinators and Stop Their Decline?
science · MS-LS2-4
$1.50
Passage
Grades 6–8
How Ancient Seas Form Petroleum Deposits
earth science · MS-ESS3-1
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Passage
Grades 5–8
How Does Soil Form From Rock
earth science · MS-ESS2-2
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Passage
Grades 5–8
Excretory System
life science · MS-LS1-3
$1.50
Passage
Grades 5–8
What Mars Rovers Have Discovered
earth science · MS-ESS1-3
$1.50
Passage
Grades 6–8
How Natural Gas Form and Collect Underground
earth science · MS-ESS3-1
$1.50
Interactive
Grades 4–5
Animal Structures Word Sort
science · 4-LS1-1
$1.50
Passage
Grades 6–8
How Minerals Are Mined
earth science · MS-ESS3-1
$1.50
Passage
Grade 6
The Diverse World of Eight-Legged Arachnids
life science
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Passage
Grades 3–5
How Internal Structures Keep Animals Alive
life science · NGSS 4-LS1-1
$1.50
Interactive
Grades 3–5
Life Makers
science
$1.50
Passage
Grade 6
Spider vs. Insect: Spot the Difference
science
$1.50
Passage
Grades 5–8
How Sound Is Produced
physical science · MS-PS4-1
$1.50
Passage
Grades 5–8
Growth and Development of Organisms
life science · MS-LS1-4
$1.50
Coloring
Grades 1–5
Rattlesnake in the Desert
animal
Free
Passage
Grades 5–8
Digestive System
life science · MS-LS1-3
$1.50
Passage
Grades 3–6
From Senses to Actions
life science
$1.50
Passage
Grades 5–8
Intertidal Zone
weather and climate · MS-LS2-1
$1.50
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