Post on 19-Aug-2014
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transcript
Based off the images and information from http://www.edudemic.com/classroom-technology/
The Evolution of Classroom Technology
1650 Horn Book
Wooden paddles with printed lessons were popular in the colonial era.
1850-1870 Wooden Ferule
This is a pointer and also a corporal punishment device.
1870 Magic Lantern
The precursor to a slide projector, the ‘magic lantern’ projected images printed on glass plates and showed them in darkened rooms to students.
1890 School Slate
A board students used to practice school work on. Also, if any errors occurred the mistakes could washed away with a sponge, water, and soap.
1890 Chalkboard
A board that teachers and students could write on with chalk and erase with a clap eraser.
1900 Pencil
A writing utensil that is made from wood and has lead.
1905 Stereoscope
A device that uses binocular like glasses to look at images, accurately.
1925 Film Projector
A device that projected images, but did not have sound.
1925 Radio
A device that allowed sounds to be played from speakers.
1930 Overhead Projector
A device that is used to view items.
1940 Ballpoint Pen
A writing utensil that has ink come out of the ballpoint.
1940 Mimeograph
A device that makes copies by cranking it, manually.
1950 Headphones
A device that allows an individual to hear sounds.
1950 Slide Rule
A device that displays number measurements.
1951 Videotapes
A device that has images and sounds recorded on it.
1957 Reading Accelerator
A device that helps people read more efficiently by holding down pages.
1958 Educational Television
A device that has images and sounds that the entire class can benefit from.
1972 Scantron
The Scantron Corporation removed the need for grading multiple-choice exams.
1980 Plato Computer
Public schools in the U.S. averaged about one computer for every 92 students in 1984.
1985 CD-ROM Drive
A single CD could store an entire encyclopedia plus video and audio.
1999 Interactive Whiteboard
An interactive system that uses a touch-sensitive white screen, a projector, and a computer.