wunder betaAnimals & Wildlife Classes for Teens
9 free animals & wildlife classes for teens (Ages 13–17) on Wunder — short, fact-checked courses and lessons with narration and a quiz. Filter by age — each link is its own page, not a JavaScript toggle.
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Plant Cells vs Animal Cells
Discover what plant and animal cells share, and the three clever extras that only plant cells carry.
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The Rock Cycle
Discover how every rock on Earth belongs to one of three great families, and how they endlessly change into one another over millions of years.
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The Carbon Cycle
Follow a carbon atom as it loops from the air into plants, through animals, and back again, and see how burning fossil fuels tips the balance.
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How Environmental Change Affects Species
When habitats shift, species must adapt, move, or disappear. Explore how environmental change reshapes life, from color-changing moths to Galapagos finches and Arctic polar bears.
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Reconstructing Ancient Ecosystems
Paleontologists are detectives of deep time. From a single tooth, a footprint, or a scrap of fossil dung, they rebuild whole vanished worlds. Learn how scientists piece together what ancient landscapes, animals, and food webs were really like.
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Radiometric Dating
How do scientists know a rock is a billion years old? Inside every rock sits a hidden clock made of decaying atoms. Learn how half-lives let geologists read the true age of rocks, fossils, and the Earth itself.
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How Dinosaurs Became Birds
The sparrow at your window is a living dinosaur. Follow the fossils that show how feathers, folding wrists, and hollow bones turned small meat-eating dinosaurs into the birds of today.
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The Evolution of Animal Behavior
Why does a spider spin a perfect web it was never taught, while a songbird must learn its tune? Explore how instinct, learning, and natural selection shape the way animals behave.
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The Sun: Our Star
An ordinary star 150 million kilometers away: fusion, sunspots, and the space weather that can black out a city.
All Animals & Wildlife courses (topic hub)
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