Charles Darrow developed Monopoly in 1933. When he sold the game to Parker Brothers, the cards were handwritten, and the houses were made from wooden molding scraps.
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Have you ever heard of an electron microscope? These microscopes use electrons instead of light to create a magnified image. Invented in 1931 by German physicist Ernst Ruska, the first electron microscope was the transmission electronic microscope.
Theodore Roosevelt allowed his children (all six of them) to bring their pets to the White House in 1901. They brought along several dogs, a small bear, a lizard, guinea pigs, a pig, a badger, a blue macaw, a garter snake, a one-legged rooster, a hyena, a barn owl, a rabbit, a pony, and a hen!
To find the temperature when both are equal, we use an old algebra trick and just set ºF = ºC and solve one of the equations. So the temperature when both the Celsius and Fahrenheit scales are the same is -40 degrees.
Fact Lab
Have you ever heard of an electron microscope? These microscopes use electrons instead of light to create a magnified image. Invented in 1931 by German physicist Ernst Ruska, the first electron microscope was the transmission electronic microscope.
Theodore Roosevelt allowed his children (all six of them) to bring their pets to the White House in 1901. They brought along several dogs, a small bear, a lizard, guinea pigs, a pig, a badger, a blue macaw, a garter snake, a one-legged rooster, a hyena, a barn owl, a rabbit, a pony, and a hen!
To find the temperature when both are equal, we use an old algebra trick and just set ºF = ºC and solve one of the equations. So the temperature when both the Celsius and Fahrenheit scales are the same is -40 degrees.
Believe it or not, the first pioneer on the Las Vegas club scene was a woman. Her name was Mayme Stocker and she opened the Northern Club in the 1920.
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