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Grades 5–8
Vertebrates: Birds
life science · MS-LS4-2+1
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“bird hollow bones” worksheets and activities
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Grades K–5
Animal adaptation
life science · NGSS K-LS1-1+1
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Grades 7–9
How Can We Help Pollinators and Stop Their Decline?
science · MS-LS2-4+3
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Grades 3–5
Internal Structures of Animals
science
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