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grade:
3
subject:
Science
topic:
The Human Body and Germ Defense
character:
Nurse Neuron
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grade:
3
subject:
Science
topic:
How White Blood Cells Fight Germs
character:
Dr. Cell
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grade:
3
subject:
Science
topic:
Body's Defense Mechanisms Against Germs
character:
Captain Immunity
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grade:
3
subject:
Science
topic:
Good and Bad Germs in the Human Body
character:
Ms. Microbe
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