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History of Educational Technology

  • 510 BCE

    Pythagoras Academy

    Pythagoras Academy
    Pythagoras academy was the first formal education academy in the history. It was founded by the philosopher Pythagoras.
    Students were taught in an open classroom setting where they learned philosophy, science and mathematics.
  • 480 BCE


    Herodotus first wrote about the abacus in 480 BC.The ancient Egyptians also used it as a counting mechanism and for trade.
  • 105

    Paper Made in China

    Paper Made in China
    The invention of paper support teaching the learning in classroom, teacher use paper in classroom for different activity daily.
  • 382

    Manuscript Transcription

    Manuscript Transcription
    Manuscript is a handwriting document, While transcripts is the printed copy both are origin from Latin words. It includes text, decoration. The important of manuscrpts in education is that it helps student use handwriting specially in the elemantry grades.
  • 1450

    Gutenberg Printing Press

    Gutenberg Printing Press
    His new invention made copying documents much easier and accessible to more people and spreading the opportunities for edaction of the masses.
  • Period: to

    Public Education

    Public schools provide wealthy and rich people to help poor children in education.
    In their single classroom, they were teaching hundreds of students by giving the older students a lesson and they pass it to younger learners.
    In 1820 the first public high school was open in the US with only English language and the learner should pay to get their grades but after several years all grades were available for all the learners in public schools for free.
  • Blackboard, Chalkboard States

    Blackboard, Chalkboard States
    By the late 1800s, the chalkboard had become a permanent fixture in most classrooms.
    1801: Use of blackboards in academic military school.
  • Magic Lantern

    Magic Lantern
    The height of its popularity was around 1870. The predecessor to the slide machine, the magic lantern projected images on glass plates. By the end of World War I, Chicago’s public school system had a collection of some 8,000 lantern slides.
  • Pencil

    Just like the chalkboard, the pencil is also found in basically all classrooms in the U.S. In the late 19th century, mass-produced paper and pencils became more readily available and pencils eventually replaced the school slate.
  • The First Calculator

    The First Calculator
    To help educate people about numbers, the first mechanical calculator called the Yazu Arithmometer was patented in Japan in 1903.
  • Stereoscope

    The are basically three-dimensional viewing tools that were popular in homes as a source of entertainment. Keystone View Company marketed these stereoscopes to schools and created hundreds of images that were meant to be used to illustrate points made during lectures.
  • Period: to

    Audiovisial Age

    Movies, filmstrips,radio and other pictorial devices were used in military trainings.
    Modern version o f ballpoint pen was invented.
  • Radio

    BBC began broadcasting educational radio programs for schools.
    It was really the main association to send exercises to schools through a radio station. Throughout the following couple of decades, "schools of the air" started broadcasting projects to a great many American understudies.
  • Film Strip Projector

    Film Strip Projector
    Filmstrips were used to show educational films in classrooms, serving as a predecessor of videocassettes, DVDs and Blu-ray technology. Filmstrip projectors allowed teachers to show presentations for class discussions by turning a knob. So It helped and developed the imagination of students. It brought visual awakening to the system.
    It gave a new way of teaching and learning.
  • Overhead Projector

    Overhead Projector
    Roger Appeldorn created a machine that projected the image of writing on clear film in the early 1940s.
    Teachers were displayed pictures and words on the board, so it made easier to view information for students.
    In the 1940’s the overhead projector was widely used by the U. S. Military to train forces during World War II and eventually the device spread to schools.
  • Ballpoint Pen

    Ballpoint Pen
    While it was originally invented in 1888, it was not until 1940 that the ballpoint pen started to gain worldwide recognition as being a useful tool in the classroom and life in general.
  • The Invention of Computer

    The Invention of Computer
    In 1941, Konrad Zuse invented the first computer in theworld, which creator for programming and receiving software instructions. In fact, the computer was used to conduct statistical analysis, and solving aircraft wing problems.
  • Skinner's Programmed Instruction

    Skinner's Programmed Instruction
    It was devised to make the teaching-learning process more humane by making it more effective and customized to individual differences.
  • Bloom's Taxonomy of Educational Objectives

    Bloom's Taxonomy of Educational Objectives
    Bloom's taxonomy is a set of three hierarchical models used to classify educational learning objectives into levels of complexity and specificity. The three lists cover the learning objectives in cognitive, affective and sensory domains.
  • Television

    One of the first mechanical televisions was created independently by two inventors: Scottish inventor John Logie Baird and American inventor Charles Francis Jenkins.
    Television had contributed significantly to the transfer of knowledge among people. So, some channels have specialized in education and taught scientific lessons.
  • Period: to

    Information Age

    Speed of access to information greatly increases.
    Use of whiteboard.
    Use of computers in schools.
    System approach to designing instruction was introduced.
    Instructional films became more creative and more accessible.
    Large scale television availability.
  • Handheld Calculators

    Handheld Calculators
    The calculator was slow to be adapted by teachers as they feared it wouldundermine time-tested basic skills such as counting on fingers.
  • VCR - VHS Tape

    VCR - VHS Tape
    VHS (video home system) tapes and VCRs replaced film projectors in schools in the '80s. In the '90s, televisions and VCRs often were shared resources and, much like today’s laptop carts, they had to be brought to classrooms on wheeled carts to view movies.
  • Laptop

    In 1974, the first microcomputer and portable computer on the market released was called the MCM/70.
    Laptop helps the teachers in engaging students in classwork, planning for the lessons and observing group communication.
    Teacher, educators and learners use the laptop in searching in anywhere and about different subjects.
    They may use it for analyzing information or taking notes or other purpose.
  • Satellite Broadcasting

    Satellite Broadcasting
    INSAT, in 1983, used it initially for delivering locally produced educational television programs throughout the country, India is still using satellites for tele-education into the poorest parts of the country at the time of writing.
  • CD-ROM Drive

    CD-ROM Drive
    A single CD could store an entire encyclopedia plus video and audio. The CD-ROM and eventually the CD-RW paved the way for flash drives and easy personal storage.
  • The Typewriter

    The Typewriter
    Instead of being directly placed and used in classrooms as a writing tool, typewriters were used to prepare students for the business world by teaching high school students the professional skill of typewriting.
  • First SMART Board Interactive Whiteboard

    First SMART Board Interactive Whiteboard
    The smart board is an interactive whiteboard produced by the Calgary, Alberta based company Smart technologies.
    It's an interactive whiteboard uses touch detectaion for user input.
    This interactivity provides students the ability to write, draw, or take notes.
    Teachers can use it as a tool for note-taking.
    Smart Board helps teachers to have easy access to online resources by using google.
  • Digital Age

    Digital Age
    Exchanging information era started in 90s by using Internet freely for public

    This era helps teachers communicate with their students by e-mails.
  • Web 2.0 Tools

    Web 2.0 Tools
    Educational examples include the use of blogs in place of book reports.
    Growth of Internet users worldwide.
    Social networks, YouTube etc. being used for educational purposes.
    Internet technologies are more integrated in the academy.
    Web conferencing.
  • References (image)

    References (image)
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