character: Calcium Carl
topic: Importance of Calcium for Strong Bones
grade: 3
subject: Health
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character: Bone Buddy
topic: How Bones Grow Strong
grade: 3
subject: Health
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character: Vitamin D Diva
topic: The Role of Vitamin D in Bone Health
grade: 3
subject: Health
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character: Healthy Hannah
topic: Foods that Strengthen Your Bones
grade: 3
subject: Health
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