Science • Life Science & Ecosystems
How Whales Talk Across Oceans
The Big Question
“How can a whale song travel thousands of miles through seawater?”
By the end of this lesson
You will understand echolocation and underwater acoustic waves in marine biology.
Lesson Journey (6 Steps)
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1. Hook
Surprising fact to spark your curiosity
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2. Video
Curated kid-safe explainer video
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3. Read
Bite-sized, chunked guided passage
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4. Activity
Interactive observation and hands-on thinking
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5. Practice
Gentle check quiz with zero penalty
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6. Deep Dive
Curious questions to take your learning further
Estimated time: ~10–12 minutes • Self-paced • No grading