
K
Go to “K” lessons: K-3rd grade / 4th-5th grade / 6-8th grade / 9-12th grade
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Kidney Disease
Conditions that impair the function of the kidneys, affecting the body's ability to filter waste and maintain fluid balance. Chronic kidney disease is a common form of kidney disease.
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Kidneys
Vital organs responsible for filtering blood, removing waste products, and maintaining fluid and electrolyte balance.
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Kindness
A quality of being friendly, generous, and considerate toward others. Kindness involves acts of compassion, empathy, and positive interactions.
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