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Grades 5–8
How Many Neutrons Does Hydrogen Have
physical science · MS-PS1+3
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“hydrogen isotopes” worksheets and activities
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Grades 5–8
Isotopes
physical science · MS-PS1-1
$1.50
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Grades 5–8
Hydrogen Bonds
physical science · MS-PS1-1
$1.50
Passage
Grades 5–8
Hydrogen and Alkali Metals
physical science · MS-PS1-1
$1.50
Passage
Grades 5–8
How Atoms Differ
physical science · MS-PS1-1
$1.50
Passage
Grades 5–8
Chemical Bonds
physical science · MS-PS1-1+2
$1.50
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Grades 5–8
Half-Life
science · MS-PS1-4
$1.50
Passage
Grades 5–8
Why Is Jupiter So Massive
earth and space science · MS-ESS1-3
$1.50
Passage
Grades 5–8
Big Bang Theory
earth and space science · MS-ESS1-1
$1.50
Passage
Grades 5–8
Radiocarbon Dating
physical science · MS-PS1-1+1
Free
Passage
Grades 5–8
Nuclear Fusion
physical science · MS-PS1-1+1
$1.50
Passage
Grades 5–8
The Sun's Characteristics
earth and space science · MS-ESS1-1+1
$1.50
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Grades 5–8
The Future of Energy
physical science · MS-PS3-4+2
$1.50
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Grades 5–8
What Is the Sun
earth and space science · MS-ESS1-1
$1.50
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Grades 5–8
Nucleus of the Atom
physical science · MS-PS1-1
$1.50
Passage
Grades 5–8
How Many Valence Electrons Does Oxygen Have
physical science · MS-PS1-2+1
Free
Passage
Grades 5–8
Acids and Bases
physical science · MS-PS1-2
$1.50
Passage
Grades 5–8
What Are Stars Made Of
earth and space science · MS-ESS1-1
$1.50
Passage
Grades 5–8
Giant and Supergiant Stars
earth and space science · MS-ESS1-1
$1.50
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Grades 5–8
Famous Discoveries of Early Humans
science
$3.99
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