Strange and Surprising Plants

The biggest living things

The blue whale is the largest animal that has ever lived—bigger than an ele­phant, bigger than the biggest dinosaur. But even the blue whale isn’t the largest living thing on earth. Trees are. And…

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How Things Work

Glowing eyes

Silently the tiger crouches, its striped coat blending perfectly with the evening shadows. A deer is coming! The tiger turns its head to watch—and suddenly its eyes begin to glow with a strange…

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Air, Wind, Clouds, and Weather

Homemade clouds

You can make a cloud! In fact, you probably have made clouds many, many times. All you need is a cold day. Just open your mouth and blow a puff of breath into the cold air. For just a moment, you’ll…

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