How Does a Firefly Make Its Light?
How Does a Firefly Make Its Light? A firefly produces its light through a chemical process that takes place in an organ near the tip of its abdomen. The cold light is...
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Why Is the Lion Known as the King of Beasts?
Why Is the Lion Known as the King of Beasts? The lion most likely became known as the “king of beasts” because of its proud appearance, its strength, and its size. The...
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When Were Crossword Puzzles Invented?
When Were Crossword Puzzles Invented? Crossword puzzles originally appeared as a parlor game in the 1800’s. They were simple word squares in which a group of...
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How Is Paper Made from Trees?
How Is Paper Made from Trees? Most paper is produced from wood fibers. To make paper, such as the type used in newspaper, wood from trees is cut into chips. Wood can be...
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How Are Bricks Made?
The ordinary bricks a bricklayer uses to construct a brick building are made from clay that is baked in an oven. The clay is mixed with sand and water. This “mud” is...
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How Did Flying Discs Get Started?
How Did Flying Discs Get Started? Flying discs became popular in the 1920’s, in Bridgeport, Connecticut. College students there found that the metal pie tins from...
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When Was Basketball Invented?
Basketball was invented in 1891 by Dr. James A. Naismith, a Canadian physical education teacher working at the YMCA Training School, what is now Springfield College in...
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How Do Starfish Eat?
How Do Starfish Eat? A starfish’s mouth, underneath its flat body, leads directly into a large, bag like stomach. The starfish can push its stomach out through its...
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Is the Prairie Dog Really a Dog?
No, despite its name and its barking call, the prairie dog is actually a member of the ground squirrel family. They got the name “dog” from the dog-like...
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How Do Trees Grow Taller?
How Do Trees Grow Taller? Trees grow by producing new cells in a very limited number of places. These places of cell division are called meristems. Meristems are...
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