character: Mia the Mechanic
topic: How Assembly Lines Work
grade: 3
subject: Reading
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character: Sammy the Scientist
topic: The Importance of Mass Production
grade: 3
subject: Reading
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character: Leo the Leader
topic: Teamwork in Factories
grade: 3
subject: Reading
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character: Betty the Builder
topic: Making Things Faster with Assembly Lines
grade: 3
subject: Reading
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