Why Does a Compass Point North?
Why Does a Compass Point North? There are two important things that make compass needles point the way that they do. The first is the needle and the second is the...
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When Were Ice Cream Cones Invented?
When Were Ice Cream Cones Invented? Ice cream cones probably appeared as early as 1896 and were made by Italo Marchiony. Marchiony, who emigrated from Italy in the late...
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How Does a Tree Make Sap?
How Does a Tree Make Sap? Sap is the liquid that flows through trees and other plants and helps them live and grow. The roots of a tree draw from the soil a combination...
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Why Does the Old Farmer’s Almanac Have a Hole in the Corner?
Why Does the Old Farmer’s Almanac Have a Hole in the Corner? If you’ve ever seen The Old Farmer’s Almanac, you might be curious about the hole in the...
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Who Are Storm Chasers?
Storm chasers are usually scientists who study weather and seek to learn more about these storms, so they can understand how they work. While chasing a storm can...
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How Do Oysters Make Pearls?
Most jewelry is made from precious stones, mined from the earth. But pearls are formed inside the shells of creatures known as pearl oysters. Pearls are made of the...
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Why Do Fish Have Scales?
Why Do Fish Have Scales? Most fish are covered with a layer of flat scales, which overlap each other like the shingles on a roof. The hard scales form a protective...
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How Does Dew Form?
How Does Dew Form? On clear summer mornings the grass is often wet with dew. Dew is liquid water droplets that form on grass, spider webs and other things in the early...
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How Do Frogs Croak?
How Do Frogs Croak? If you happen to live near a pond, then you’ve probably wondered about the croaking of frogs. It is only the male frog that croaks, or sings....
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Why Is the Owl Considered Wise?
Why Is the Owl Considered Wise? The owl has long been the symbol of wisdom. This is due more to the owl’s appearance than to its intelligence. In fact, geese and...
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