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Used throughout the 19th century in nearly all classrooms.
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Still going strong to this day. Chalkboard is one of the biggest inventions in terms of educational technology.
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In the late 19th century, mass-produced paper and pencils became more readily available and pencils eventually replaced the school slate.
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New York City Board of Education was actually the first organization to send lessons to schools through a radio station. Over the next couple of decades, schools of the air" began broadcasting programs to millions of American students.
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Videotape is a magnetic tape used for storing video and usually sound in addition. Developed by John T. Mullin Wayne R Johnson.
This device gave what was described as "blurred and indsitinct" images. -
By the early sixties, there were more than 50 channels of TV which included educational programming that aired across the country.
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This calculator paved the way for the calculators used today. There were initial concerns however as teachers were slow to adopt them for fear they would undermine the learning of basic skills
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Public schools in the Us averaged about one computer for every 92 students in 1984. The Plato was one of the most-used early computers to gain a foothold in the education market.
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Using laptops in classrooms help the students to learn to type quickly and accurately, they can record notes much faster than writing by hand.
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A single CD could store an entire encyclopedia plus video and audio.
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The chalkboard turned into a more interactive system that uses a touch-sensitive white screen, a projector, and a computer.
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Slateboards technologically evolved to iPads.
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