The History of EdTech timeline.

30,000 BCE

Cave Drawings

People were drawing objects and transferring them to the future during a time when there was no writing and paper had not yet been found. The recently found cave paintings accurately depict both the sociological structure and significant historical events of the time they were created. According to Bates, it is a part of written communication.
510 BCE

Pythagoras Academy

That the very first formal education academy in history was Pythagoras. Pythagoras, a philosopher, constructed it. He lectured his learners in both Greek and mathematics. The Pythagoras theorem is a formula for figuring out a triangle's angle and length of an unknowable side. According to Bates, it can be a part of oral communication.
105

Paper Made In Chına

In the history of the world, paper invention was a crucial milestone. Because writing down what was taught made it permanent. The first libraries and books in history were produced in this manner. It can be a tool for written communication, claims Bates.
382

Manuscript Transcription

Handwritten manuscripts are transcribed with two objectives in mind: to accurately reflect what the writer actually wrote, and to make the printed copy simple for the reader to understand. Bates claims that it might be a device for written communication.
1450

Gutenberg Printing Press

Johannes Gutenberg created the printing press in Germany, sparking the beginning of the printing revolution. Manuscripts became less common with the invention of the printing press, and rapid information printing began. To Bates, it may be a technique that related to written communication.
1600

Public Education

The Massachusetts Bay Colony's founding General Court established the first educational system, which included public and Latin schools intended to teach kids Puritan principles and how to read the Bible. Even though there were structured Latin schools for the upper social classes to send their sons for formal education at the period, much of the instruction was still done in the homes. According to Bates, it might be a technique for oral communication.
1910

Audiovisual Age

Since the 1920s, audiovisual education has advanced quickly thanks to new communication technologies. Pictures, specimens, demonstrations, and other audiovisual materials have proven to be useful teaching aids throughout history. Since the introduction of the radio and later the usage of projector devices, audio-visual education has played a significant role in the development of educational technologies. To Bates, this age can be related to broadcasting and video communication.
1960

Information Age

With the development of new technological innovations in the middle of the 20th century, the information age is a developing era. New methods have been discovered as a result of technological advancement, which has also illuminated fresh perspectives on educational practices. Televisions, VCRs, VHS tapes, and audio tapes were all used at this time. This age may be related to computer technologies, according to Bates.
1990

Computer Age

Processing, storing, and retransmitting information have all benefited greatly from the computer age in education. The digital age was also established by the computer age. The first smart board was used during this time. In this age, computer, smartphones, and other technological devices can be used. According to Bates, computer age is related to computer technologies field.
1995

The Digital Age

The digital era has impacted education. To include the newest digital technology, pedagogies have altered. Today's distribution techniques combine face-to-face communication with various virtual interfaces. Traditional text-based instruction was replaced with text and multimedia in the material. Bates claims that the digital age might be related to social media and computer technologies.
2000

The Interactive Age

The term "interactive age" refers to a time when technology allows students to interact with gadgets outside of a traditional classroom setting and to carry on their education there. Mobile devices like smartphones and tablets, for instance, are quite popular right now. And even now, this contact is still developing. For Bates, this age may related to computer technologies, social media and maybe broadcasting and video field.
2022

References

https://avatars.mds.yandex.net/i?id=2327fe6f28378e690bb37149d821be60-5877671-images-thumbs&n=13
https://en.wikipedia.org/wiki/Cave_painting#/media/File:SantaCruz-CuevaManos-P2210651b.jpg
https://avatars.mds.yandex.net/i?id=029932c73044629a629db6e0b7099e97-3767031-images-thumbs&n=13
https://www.embibe.com/exams/origins-of-pythagoras-theorem/
https://www.britannica.com/art/cave-art
https://opentextbc.ca/teachinginadigitalage/chapter/section-8-1-a-short-history-of-educational-technology
2022

References

https://opentextbc.ca/teachinginadigitalage/ Chapter 6.2. {Bates, A.W. (2015)
out/image/upload/q_80,w_640,f_auto/Paper-pressing_L-3_q788un.jpg
https://pixy.org/src/476/4768567.jpg
https://avatars.mds.yandex.net/i?id=9d9d7880a894bd55b0e94d0389ec9fc3-5258850-images-thumbs&n=13
https://avatars.mds.yandex.net/i?id=33dcfd25055aefc4a2a8340244ed67d5-3986582-images-thumbs&n=13
https://avatars.mds.yandex.net/i?id=3d37d8eeb50acac56fe55c5dffb83281-4396223-images-thumbs&n=13