Kaboom!
Volcanoes dot Earth's surface. They explode, ooze, and shoot ash high into the air. Light up a friend's day with a fiery e-card!
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Word Search
Feeling clever? See if you can spot all the words in our latest puzzle!
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Thirsty Planet
All living things need water to live. Find out how plants, animals, and people compete for Earth's precious fresh water.
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