Passage
Grades 5–8
Scientific Investigations
science · MS-ETS1-1+7
$1.50
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“scientific ideas” worksheets and activities
360 resultsPassage
Grades 5–8
Scientific Theories
science · MS-PS1-1+4
$1.50
Passage
Grades 5–8
Scientific Definition of Work
physical science · MS-PS3-5
$1.50
Passage
Grade 6
Are Archaea Bacteria? The Three Domains
life science
$1.50
Passage
Grades 5–8
The Idea of the Atom
physical science · MS-PS1-1
$1.50
Passage
Grades 5–8
The Nature of Science
science · MS-ETS1-4+2
$1.50
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Grades 5–8
Cell Theory and History
life science · MS-LS1-1
$1.50
Passage
Grades 5–8
How Astronomy Became a Science
earth and space science · MS-ESS1-1
$1.50
Passage
Grade 6
How Scientists Classify Living Things
life science
$1.50
Passage
Grades 5–8
Space Stations
earth and space science · MS-ESS1-3+1
$1.50
Passage
Grades 5–8
Tools and Technology for Life Scientists
life science · MS-LS1-1+1
$1.50
Passage
Grades 5–8
What Was the Heliocentric Model
earth and space science · MS-ESS1-2
$1.50
Passage
Grades 5–8
The Journey to the Moon
world history
$1.50
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Grades 5–8
Heliocentric Theory
world history
$1.50
Passage
Grades 1–3
The Bean Plant
science · 2-LS2-1
$1.50
Passage
Grades 1–3
Squirrel Nuts
science · 2-LS2-1
$1.50
Passage
Grades 1–3
Robin's Nest
science · 2-LS2-1
$1.50
Passage
Grades 3–8
Knuckles the Echidna: A Famous Character
science · MS-LS4-D+1
$1.50
Passage
Grades 3–8
What Is a Paleoclimatologist?
science
$1.50
Passage
Grades 5–8
What Are Sunspots
earth and space science · MS-ESS1-1
$1.50
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Passage
Grades 5–8
Maps and Their Uses
earth and space science · MS-ESS2-2+5
$1.50
Passage
Grades 5–8
What Are Optical Telescopes
earth and space science · MS-ESS1-1
$1.50
Passage
Grades 5–8
Surface Water: Rivers, Lakes, and Wetlands
earth and space science · MS-ESS2-4
$1.50
Passage
Grades 5–8
Antarctica Climate
life science
$1.50
Passage
Grades 5–8
When Was the Microscope Invented
life science · MS-LS1-1+1
$1.50
Passage
Grades 5–8
Citizen Science and Ecological Monitoring
life science · MS-LS2-1
$1.50
Passage
Grades 5–8
Giant and Supergiant Stars
earth and space science · MS-ESS1-1
$1.50
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Passage
Grades 5–8
The Search for Alien Life
earth and space science · MS-ESS1-1
$1.50
Passage
Grades 5–8
Human Evolution
life science · MS-LS4-1+1
$1.50
Passage
Grades 5–8
Evidence for Current Climate Change
weather and climate · MS-ESS3-5
$1.50
Passage
Grades 5–8
Mass vs Weight
physical science · MS-PS2-4
$1.50
Passage
Grades 5–8
Amplitude and Volume
physical science · MS-PS4-1
$1.50
Passage
Grades 5–8
Alkaline Earth Metals
physical science · MS-PS1-1
$1.50
Passage
Grades 3–6
Different Beaks for Different Foods
life science
$1.50
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Grades 5–8
Wheel and Axle
physical science · MS-PS3-1+1
$1.50
Passage
Grades 5–8
Are Mammoths Dinosaurs
earth and space science · MS-ESS1-4
$1.50
Passage
Grades 3–6
Slow Change: Rusting and Tarnishing
physical science
$1.50
Passage
Grades 5–8
Balanced and Unbalanced Forces
physical science · MS-PS2-1+1
$1.50
Passage
Grades 5–8
What Is Deep Time
earth and space science · MS-ESS1-4
$1.50
Passage
Grades 5–8
What Determines Star Color
earth and space science · MS-ESS1-1
$1.50
Passage
Grades 5–8
Fluid Pressure
science · MS-PS2-2
$1.50
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Passage
Grades 3–6
Facts About Mars
earth and space science
$1.50
Passage
Grades 5–8
What Is Continental Drift
earth and space science · MS-ESS2-2
$1.50
Passage
Grades 5–8
What Are Stromatolites
earth and space science · MS-ESS1-4
$1.50
Passage
Grades 5–8
How Light Pollution Affects Astronomy
earth and space science · MS-ESS1-1
$1.50
Passage
Grades 5–8
Do Black Holes Suck Things In
earth and space science · MS-ESS1-1
$1.50
Passage
Grades 5–8
What Is Earth's Inner Core
earth and space science · MS-ESS2-1
$1.50
Passage
Grades 5–8
What Is a Mantle Plume
earth and space science · MS-ESS2-1
$1.50
Passage
Grades 5–8
Mechanical Advantage
physical science · MS-PS3-1+1
$1.50
Passage
Grades 5–8
What Is Meiosis
life science · MS-LS3-2
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