History of Educational Technology

  • 1564

    Pencil

    Pencil
    The pencil was one of the very first tools learned in learning. It dates all the way back to 1564 and the first pencil looked something like this image. History of the Pencil
  • Slide Rule

    Slide Rule
    The slide rule was intended for engineers and scientists. They did arithmetic with it. It arrived in the classroom in 1950. This was a very typical tool until the calculator came around.
  • Slates and Chalk

    Slates and Chalk
    Paper was around but it was still much too expensive for many at this time and the slate and chalk solved this probelm in schools.
  • Magic Lantern

    Magic Lantern
    This was one of the first projectors invented. It worked by having tiny glass plates with images on them placed into it and then they would be projected onto the wall. They weren't originally used in the classroom at first but eventually they became a tool used in many classrooms.
  • Typewriter

    Typewriter
    First introduced by Christopher L. Sholes in 1873, many other versions and variations were made by others after this and the typewriter wasn't fully introduced into school until around 1915. History of Typewriters
  • Stereoscope

    Stereoscope
    First used for entertainment like the Magic Lantern, but later was introduced to schools and helped teachers convey certain images during lessons.
  • Radio

    Radio
    Teachers used the radio to have their students listen to not only the news but also lessons. "schools of the air" was a popular term used back then for these distance learning lessons.
    Worlds First Public Broadcast
  • Overhead Projector

    Overhead Projector
    As an alternative to writing with their backs to the students on the chalkboard, teachers wrote key notes on reusable transparency sheets using the overhead projector. Overhead Projector
  • Mimeograph

    Mimeograph
    The mimeograph, one of the first copy machines, made it possible for instructors and other school personnel to produce copies of lesson materials. Recalled as ditto machines, the only task required was to turn the drum loaded with ink. History of the Mimograph
  • Headphones

    Headphones
    Headphones offered a new way for students to listen to videos and lessons more closely. History of Headphones
  • Skinner Teaching Machine

    Skinner Teaching Machine
    Students could learn at their own pace with the help of the teaching machine. His model was a little different from others that date back to the 1920s. It used paper discs to hold the questions and answers.
  • Photocopier

    Photocopier
    This allowed teachers to make copies of lessons and materials, it replaced the mimeograph.
  • Hand Held Calculator

    Hand Held Calculator
    Teachers worried at first that the calculator would weaken basic math skills, but soon the calculator became a widely accepted tool in the classroom. First Hand Held Calculator
  • The Scantron

    The Scantron
    The Scranton is a testing system. Teachers were able to evaluate multiple choice tests more quickly and effectively. All they needed to do was insert the answer sheets into the apparatus.
  • Personal Computer

    One of the biggest technologies in education today was first introduced around 1980 and was a very important and useful tool in the classroom.
  • World Wide Web

    The internet was developed in 1990 and made accessible to the public in 1991, although it wasn't until 1993 that it was accessible. All connections were dial-up at the time. Because it couldn't handle video and needed the phone line, it made it sluggish.
    Nevertheless, the ability to access information and the global population contributed to its meteoric rise to fame and global transformation. Introducation to the World Wide Web
  • Interactive Whiteboard

    They make use of a computer, projector, and touch-sensitive screen. similar to the earlier overhead projector and chalkboard. The models of today facilitate teamwork. They can also be used by teachers to quickly pull up lessons.
    Why Smartboards are easy to use
  • E Reader

    E Reader
    The classroom can be more flexible with e-books. You do not require an internet connection, to start with. They also have characteristics that improve the educational process. bookmarks, glossary, hyperlinks, annotating tools, and a search function.
  • Tablets

    Teachers were on board for tablets compared to smart phones because they could be used as a learning tool to access the internet.
  • Google Classroom

    August 2014 saw the release of Google Classroom. It presented itself as a one-stop shop that would help teachers save time and concentrate on teaching. Google predicted that 10 million teachers and students were utilizing it by October 2015. Google Classroom